45687500

素因数分解:

$2^2\times 5^6\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:94

約数の個数: 84

約数和(自身を含む): 108279864

約数和(自身を除く): 62592364

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 43, 50, 68, 85, 86, 100, 125, 170, 172, 215, 250, 340, 425, 430, 500, 625, 731, 850, 860, 1075, 1250, 1462, 1700, 2125, 2150, 2500, 2924, 3125, 3655, 4250, 4300, 5375, 6250, 7310, 8500, 10625, 10750, 12500, 14620, 15625, 18275, 21250, 21500, 26875, 31250, 36550, 42500, 53125, 53750, 62500, 73100, 91375, 106250, 107500, 134375, 182750, 212500, 265625, 268750, 365500, 456875, 531250, 537500, 671875, 913750, 1062500, 1343750, 1827500, 2284375, 2687500, 4568750, 9137500, 11421875, 22843750, 45687500]

約数ペア:

[(1, 45687500), (2, 22843750), (4, 11421875), (5, 9137500), (10, 4568750), (17, 2687500), (20, 2284375), (25, 1827500), (34, 1343750), (43, 1062500), (50, 913750), (68, 671875), (85, 537500), (86, 531250), (100, 456875), (125, 365500), (170, 268750), (172, 265625), (215, 212500), (250, 182750), (340, 134375), (425, 107500), (430, 106250), (500, 91375), (625, 73100), (731, 62500), (850, 53750), (860, 53125), (1075, 42500), (1250, 36550), (1462, 31250), (1700, 26875), (2125, 21500), (2150, 21250), (2500, 18275), (2924, 15625), (3125, 14620), (3655, 12500), (4250, 10750), (4300, 10625), (5375, 8500), (6250, 7310)]