25009920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:207

約数の個数: 216

約数和(自身を含む): 93746016

約数和(自身を除く): 68736096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 167, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 334, 360, 384, 390, 416, 468, 480, 501, 520, 576, 585, 624, 640, 668, 720, 768, 780, 832, 835, 936, 960, 1002, 1040, 1152, 1170, 1248, 1280, 1336, 1440, 1503, 1560, 1664, 1670, 1872, 1920, 2004, 2080, 2171, 2304, 2340, 2496, 2505, 2672, 2880, 3006, 3120, 3328, 3340, 3744, 3840, 4008, 4160, 4342, 4680, 4992, 5010, 5344, 5760, 6012, 6240, 6513, 6680, 7488, 7515, 8016, 8320, 8684, 9360, 9984, 10020, 10688, 10855, 11520, 12024, 12480, 13026, 13360, 14976, 15030, 16032, 16640, 17368, 18720, 19539, 20040, 21376, 21710, 24048, 24960, 26052, 26720, 29952, 30060, 32064, 32565, 34736, 37440, 39078, 40080, 42752, 43420, 48096, 49920, 52104, 53440, 60120, 64128, 65130, 69472, 74880, 78156, 80160, 86840, 96192, 97695, 104208, 106880, 120240, 128256, 130260, 138944, 149760, 156312, 160320, 173680, 192384, 195390, 208416, 213760, 240480, 260520, 277888, 312624, 320640, 347360, 384768, 390780, 416832, 480960, 521040, 555776, 625248, 641280, 694720, 781560, 833664, 961920, 1042080, 1250496, 1389440, 1563120, 1667328, 1923840, 2084160, 2500992, 2778880, 3126240, 4168320, 5001984, 6252480, 8336640, 12504960, 25009920]

約数ペア:

[(1, 25009920), (2, 12504960), (3, 8336640), (4, 6252480), (5, 5001984), (6, 4168320), (8, 3126240), (9, 2778880), (10, 2500992), (12, 2084160), (13, 1923840), (15, 1667328), (16, 1563120), (18, 1389440), (20, 1250496), (24, 1042080), (26, 961920), (30, 833664), (32, 781560), (36, 694720), (39, 641280), (40, 625248), (45, 555776), (48, 521040), (52, 480960), (60, 416832), (64, 390780), (65, 384768), (72, 347360), (78, 320640), (80, 312624), (90, 277888), (96, 260520), (104, 240480), (117, 213760), (120, 208416), (128, 195390), (130, 192384), (144, 173680), (156, 160320), (160, 156312), (167, 149760), (180, 138944), (192, 130260), (195, 128256), (208, 120240), (234, 106880), (240, 104208), (256, 97695), (260, 96192), (288, 86840), (312, 80160), (320, 78156), (334, 74880), (360, 69472), (384, 65130), (390, 64128), (416, 60120), (468, 53440), (480, 52104), (501, 49920), (520, 48096), (576, 43420), (585, 42752), (624, 40080), (640, 39078), (668, 37440), (720, 34736), (768, 32565), (780, 32064), (832, 30060), (835, 29952), (936, 26720), (960, 26052), (1002, 24960), (1040, 24048), (1152, 21710), (1170, 21376), (1248, 20040), (1280, 19539), (1336, 18720), (1440, 17368), (1503, 16640), (1560, 16032), (1664, 15030), (1670, 14976), (1872, 13360), (1920, 13026), (2004, 12480), (2080, 12024), (2171, 11520), (2304, 10855), (2340, 10688), (2496, 10020), (2505, 9984), (2672, 9360), (2880, 8684), (3006, 8320), (3120, 8016), (3328, 7515), (3340, 7488), (3744, 6680), (3840, 6513), (4008, 6240), (4160, 6012), (4342, 5760), (4680, 5344), (4992, 5010)]