72180375

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{2711}}^1$

素因数の和:2800

約数の個数: 32

約数和(自身を含む): 121844736

約数和(自身を除く): 49664361

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 1065, 1775, 2711, 5325, 8133, 8875, 13555, 26625, 40665, 67775, 192481, 203325, 338875, 577443, 962405, 1016625, 2887215, 4812025, 14436075, 24060125, 72180375]

約数ペア:

[(1, 72180375), (3, 24060125), (5, 14436075), (15, 4812025), (25, 2887215), (71, 1016625), (75, 962405), (125, 577443), (213, 338875), (355, 203325), (375, 192481), (1065, 67775), (1775, 40665), (2711, 26625), (5325, 13555), (8133, 8875)]