2585375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 32

約数和(自身を含む): 3651648

約数和(自身を除く): 1066273

約数列:

[1, 5, 13, 25, 37, 43, 65, 125, 185, 215, 325, 481, 559, 925, 1075, 1591, 1625, 2405, 2795, 4625, 5375, 7955, 12025, 13975, 20683, 39775, 60125, 69875, 103415, 198875, 517075, 2585375]

約数ペア:

[(1, 2585375), (5, 517075), (13, 198875), (25, 103415), (37, 69875), (43, 60125), (65, 39775), (125, 20683), (185, 13975), (215, 12025), (325, 7955), (481, 5375), (559, 4625), (925, 2795), (1075, 2405), (1591, 1625)]