72068750

素因数分解:

$2^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 145678176

約数和(自身を除く): 73609426

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 887, 1250, 1625, 1774, 3125, 3250, 4435, 6250, 8125, 8870, 11531, 16250, 22175, 23062, 40625, 44350, 57655, 81250, 110875, 115310, 221750, 288275, 554375, 576550, 1108750, 1441375, 2771875, 2882750, 5543750, 7206875, 14413750, 36034375, 72068750]

約数ペア:

[(1, 72068750), (2, 36034375), (5, 14413750), (10, 7206875), (13, 5543750), (25, 2882750), (26, 2771875), (50, 1441375), (65, 1108750), (125, 576550), (130, 554375), (250, 288275), (325, 221750), (625, 115310), (650, 110875), (887, 81250), (1250, 57655), (1625, 44350), (1774, 40625), (3125, 23062), (3250, 22175), (4435, 16250), (6250, 11531), (8125, 8870)]