1025256400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 270

約数和(自身を含む): 3060610098

約数和(自身を除く): 2035353698

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 34, 35, 40, 49, 50, 56, 68, 70, 80, 85, 98, 100, 112, 119, 136, 140, 170, 175, 181, 196, 200, 238, 245, 272, 280, 289, 340, 350, 362, 392, 400, 425, 476, 490, 560, 578, 595, 680, 700, 724, 784, 833, 850, 905, 952, 980, 1156, 1190, 1225, 1267, 1360, 1400, 1445, 1448, 1666, 1700, 1810, 1904, 1960, 2023, 2312, 2380, 2450, 2534, 2800, 2890, 2896, 2975, 3077, 3332, 3400, 3620, 3920, 4046, 4165, 4525, 4624, 4760, 4900, 5068, 5780, 5950, 6154, 6335, 6664, 6800, 7225, 7240, 8092, 8330, 8869, 9050, 9520, 9800, 10115, 10136, 11560, 11900, 12308, 12670, 13328, 14161, 14450, 14480, 15385, 16184, 16660, 17738, 18100, 19600, 20230, 20272, 20825, 21539, 23120, 23800, 24616, 25340, 28322, 28900, 30770, 31675, 32368, 33320, 35476, 36200, 40460, 41650, 43078, 44345, 47600, 49232, 50575, 50680, 52309, 56644, 57800, 61540, 63350, 66640, 70805, 70952, 72400, 76925, 80920, 83300, 86156, 88690, 101150, 101360, 104618, 107695, 113288, 115600, 123080, 126700, 141610, 141904, 150773, 153850, 161840, 166600, 172312, 177380, 202300, 209236, 215390, 221725, 226576, 246160, 253400, 261545, 283220, 301546, 307700, 333200, 344624, 354025, 354760, 366163, 404600, 418472, 430780, 443450, 506800, 523090, 538475, 566440, 603092, 615400, 708050, 709520, 732326, 753865, 809200, 836944, 861560, 886900, 1046180, 1076950, 1132880, 1206184, 1230800, 1307725, 1416100, 1464652, 1507730, 1723120, 1773800, 1830815, 2092360, 2153900, 2412368, 2563141, 2615450, 2832200, 2929304, 3015460, 3547600, 3661630, 3769325, 4184720, 4307800, 5126282, 5230900, 5664400, 5858608, 6030920, 7323260, 7538650, 8615600, 9154075, 10252564, 10461800, 12061840, 12815705, 14646520, 15077300, 18308150, 20505128, 20923600, 25631410, 29293040, 30154600, 36616300, 41010256, 51262820, 60309200, 64078525, 73232600, 102525640, 128157050, 146465200, 205051280, 256314100, 512628200, 1025256400]

約数ペア:

[(1, 1025256400), (2, 512628200), (4, 256314100), (5, 205051280), (7, 146465200), (8, 128157050), (10, 102525640), (14, 73232600), (16, 64078525), (17, 60309200), (20, 51262820), (25, 41010256), (28, 36616300), (34, 30154600), (35, 29293040), (40, 25631410), (49, 20923600), (50, 20505128), (56, 18308150), (68, 15077300), (70, 14646520), (80, 12815705), (85, 12061840), (98, 10461800), (100, 10252564), (112, 9154075), (119, 8615600), (136, 7538650), (140, 7323260), (170, 6030920), (175, 5858608), (181, 5664400), (196, 5230900), (200, 5126282), (238, 4307800), (245, 4184720), (272, 3769325), (280, 3661630), (289, 3547600), (340, 3015460), (350, 2929304), (362, 2832200), (392, 2615450), (400, 2563141), (425, 2412368), (476, 2153900), (490, 2092360), (560, 1830815), (578, 1773800), (595, 1723120), (680, 1507730), (700, 1464652), (724, 1416100), (784, 1307725), (833, 1230800), (850, 1206184), (905, 1132880), (952, 1076950), (980, 1046180), (1156, 886900), (1190, 861560), (1225, 836944), (1267, 809200), (1360, 753865), (1400, 732326), (1445, 709520), (1448, 708050), (1666, 615400), (1700, 603092), (1810, 566440), (1904, 538475), (1960, 523090), (2023, 506800), (2312, 443450), (2380, 430780), (2450, 418472), (2534, 404600), (2800, 366163), (2890, 354760), (2896, 354025), (2975, 344624), (3077, 333200), (3332, 307700), (3400, 301546), (3620, 283220), (3920, 261545), (4046, 253400), (4165, 246160), (4525, 226576), (4624, 221725), (4760, 215390), (4900, 209236), (5068, 202300), (5780, 177380), (5950, 172312), (6154, 166600), (6335, 161840), (6664, 153850), (6800, 150773), (7225, 141904), (7240, 141610), (8092, 126700), (8330, 123080), (8869, 115600), (9050, 113288), (9520, 107695), (9800, 104618), (10115, 101360), (10136, 101150), (11560, 88690), (11900, 86156), (12308, 83300), (12670, 80920), (13328, 76925), (14161, 72400), (14450, 70952), (14480, 70805), (15385, 66640), (16184, 63350), (16660, 61540), (17738, 57800), (18100, 56644), (19600, 52309), (20230, 50680), (20272, 50575), (20825, 49232), (21539, 47600), (23120, 44345), (23800, 43078), (24616, 41650), (25340, 40460), (28322, 36200), (28900, 35476), (30770, 33320), (31675, 32368)]