8172125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:182

約数の個数: 32

約数和(自身を含む): 11321856

約数和(自身を除く): 3149731

約数列:

[1, 5, 13, 25, 47, 65, 107, 125, 235, 325, 535, 611, 1175, 1391, 1625, 2675, 3055, 5029, 5875, 6955, 13375, 15275, 25145, 34775, 65377, 76375, 125725, 173875, 326885, 628625, 1634425, 8172125]

約数ペア:

[(1, 8172125), (5, 1634425), (13, 628625), (25, 326885), (47, 173875), (65, 125725), (107, 76375), (125, 65377), (235, 34775), (325, 25145), (535, 15275), (611, 13375), (1175, 6955), (1391, 5875), (1625, 5029), (2675, 3055)]