2493639875

素因数分解:

$5^3\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 3332705376

約数和(自身を除く): 839065501

約数列:

[1, 5, 23, 25, 43, 115, 125, 215, 529, 575, 877, 989, 1075, 2645, 2875, 4385, 4945, 5375, 13225, 20171, 21925, 22747, 24725, 37711, 66125, 100855, 109625, 113735, 123625, 188555, 463933, 504275, 568675, 867353, 942775, 2319665, 2521375, 2843375, 4336765, 4713875, 11598325, 19949119, 21683825, 57991625, 99745595, 108419125, 498727975, 2493639875]

約数ペア:

[(1, 2493639875), (5, 498727975), (23, 108419125), (25, 99745595), (43, 57991625), (115, 21683825), (125, 19949119), (215, 11598325), (529, 4713875), (575, 4336765), (877, 2843375), (989, 2521375), (1075, 2319665), (2645, 942775), (2875, 867353), (4385, 568675), (4945, 504275), (5375, 463933), (13225, 188555), (20171, 123625), (21925, 113735), (22747, 109625), (24725, 100855), (37711, 66125)]