25375125

素因数分解:

$3^1\times 5^3\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 42591744

約数和(自身を除く): 17216619

約数列:

[1, 3, 5, 15, 25, 75, 125, 157, 375, 431, 471, 785, 1293, 2155, 2355, 3925, 6465, 10775, 11775, 19625, 32325, 53875, 58875, 67667, 161625, 203001, 338335, 1015005, 1691675, 5075025, 8458375, 25375125]

約数ペア:

[(1, 25375125), (3, 8458375), (5, 5075025), (15, 1691675), (25, 1015005), (75, 338335), (125, 203001), (157, 161625), (375, 67667), (431, 58875), (471, 53875), (785, 32325), (1293, 19625), (2155, 11775), (2355, 10775), (3925, 6465)]