80311000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:195

約数の個数: 192

約数和(自身を含む): 240084000

約数和(自身を除く): 159773000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 125, 140, 149, 154, 175, 196, 200, 220, 245, 250, 275, 280, 298, 308, 350, 385, 392, 440, 490, 500, 539, 550, 596, 616, 700, 745, 770, 875, 980, 1000, 1043, 1078, 1100, 1192, 1225, 1375, 1400, 1490, 1540, 1639, 1750, 1925, 1960, 2086, 2156, 2200, 2450, 2695, 2750, 2980, 3080, 3278, 3500, 3725, 3850, 4172, 4312, 4900, 5215, 5390, 5500, 5960, 6125, 6556, 7000, 7301, 7450, 7700, 8195, 8344, 9625, 9800, 10430, 10780, 11000, 11473, 12250, 13112, 13475, 14602, 14900, 15400, 16390, 18625, 19250, 20860, 21560, 22946, 24500, 26075, 26950, 29204, 29800, 32780, 36505, 37250, 38500, 40975, 41720, 45892, 49000, 52150, 53900, 57365, 58408, 65560, 67375, 73010, 74500, 77000, 80311, 81950, 91784, 104300, 107800, 114730, 130375, 134750, 146020, 149000, 160622, 163900, 182525, 204875, 208600, 229460, 260750, 269500, 286825, 292040, 321244, 327800, 365050, 401555, 409750, 458920, 521500, 539000, 573650, 642488, 730100, 803110, 819500, 912625, 1043000, 1147300, 1434125, 1460200, 1606220, 1639000, 1825250, 2007775, 2294600, 2868250, 3212440, 3650500, 4015550, 5736500, 7301000, 8031100, 10038875, 11473000, 16062200, 20077750, 40155500, 80311000]

約数ペア:

[(1, 80311000), (2, 40155500), (4, 20077750), (5, 16062200), (7, 11473000), (8, 10038875), (10, 8031100), (11, 7301000), (14, 5736500), (20, 4015550), (22, 3650500), (25, 3212440), (28, 2868250), (35, 2294600), (40, 2007775), (44, 1825250), (49, 1639000), (50, 1606220), (55, 1460200), (56, 1434125), (70, 1147300), (77, 1043000), (88, 912625), (98, 819500), (100, 803110), (110, 730100), (125, 642488), (140, 573650), (149, 539000), (154, 521500), (175, 458920), (196, 409750), (200, 401555), (220, 365050), (245, 327800), (250, 321244), (275, 292040), (280, 286825), (298, 269500), (308, 260750), (350, 229460), (385, 208600), (392, 204875), (440, 182525), (490, 163900), (500, 160622), (539, 149000), (550, 146020), (596, 134750), (616, 130375), (700, 114730), (745, 107800), (770, 104300), (875, 91784), (980, 81950), (1000, 80311), (1043, 77000), (1078, 74500), (1100, 73010), (1192, 67375), (1225, 65560), (1375, 58408), (1400, 57365), (1490, 53900), (1540, 52150), (1639, 49000), (1750, 45892), (1925, 41720), (1960, 40975), (2086, 38500), (2156, 37250), (2200, 36505), (2450, 32780), (2695, 29800), (2750, 29204), (2980, 26950), (3080, 26075), (3278, 24500), (3500, 22946), (3725, 21560), (3850, 20860), (4172, 19250), (4312, 18625), (4900, 16390), (5215, 15400), (5390, 14900), (5500, 14602), (5960, 13475), (6125, 13112), (6556, 12250), (7000, 11473), (7301, 11000), (7450, 10780), (7700, 10430), (8195, 9800), (8344, 9625)]