20809901250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{1249}}^1\times {\mathrm{1481}}^1$

素因数の和:2758

約数の個数: 120

約数和(自身を含む): 56425297500

約数和(自身を除く): 35615396250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 1125, 1249, 1250, 1481, 1875, 2250, 2498, 2962, 3747, 3750, 4443, 5625, 6245, 7405, 7494, 8886, 11241, 11250, 12490, 13329, 14810, 18735, 22215, 22482, 26658, 31225, 37025, 37470, 44430, 56205, 62450, 66645, 74050, 93675, 111075, 112410, 133290, 156125, 185125, 187350, 222150, 281025, 312250, 333225, 370250, 468375, 555375, 562050, 666450, 780625, 925625, 936750, 1110750, 1405125, 1561250, 1666125, 1849769, 1851250, 2341875, 2776875, 2810250, 3332250, 3699538, 4683750, 5549307, 5553750, 7025625, 8330625, 9248845, 11098614, 14051250, 16647921, 16661250, 18497690, 27746535, 33295842, 46244225, 55493070, 83239605, 92488450, 138732675, 166479210, 231221125, 277465350, 416198025, 462442250, 693663375, 832396050, 1156105625, 1387326750, 2080990125, 2312211250, 3468316875, 4161980250, 6936633750, 10404950625, 20809901250]

約数ペア:

[(1, 20809901250), (2, 10404950625), (3, 6936633750), (5, 4161980250), (6, 3468316875), (9, 2312211250), (10, 2080990125), (15, 1387326750), (18, 1156105625), (25, 832396050), (30, 693663375), (45, 462442250), (50, 416198025), (75, 277465350), (90, 231221125), (125, 166479210), (150, 138732675), (225, 92488450), (250, 83239605), (375, 55493070), (450, 46244225), (625, 33295842), (750, 27746535), (1125, 18497690), (1249, 16661250), (1250, 16647921), (1481, 14051250), (1875, 11098614), (2250, 9248845), (2498, 8330625), (2962, 7025625), (3747, 5553750), (3750, 5549307), (4443, 4683750), (5625, 3699538), (6245, 3332250), (7405, 2810250), (7494, 2776875), (8886, 2341875), (11241, 1851250), (11250, 1849769), (12490, 1666125), (13329, 1561250), (14810, 1405125), (18735, 1110750), (22215, 936750), (22482, 925625), (26658, 780625), (31225, 666450), (37025, 562050), (37470, 555375), (44430, 468375), (56205, 370250), (62450, 333225), (66645, 312250), (74050, 281025), (93675, 222150), (111075, 187350), (112410, 185125), (133290, 156125)]