8357375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 11618880

約数和(自身を除く): 3261505

約数列:

[1, 5, 13, 25, 37, 65, 125, 139, 185, 325, 481, 695, 925, 1625, 1807, 2405, 3475, 4625, 5143, 9035, 12025, 17375, 25715, 45175, 60125, 66859, 128575, 225875, 334295, 642875, 1671475, 8357375]

約数ペア:

[(1, 8357375), (5, 1671475), (13, 642875), (25, 334295), (37, 225875), (65, 128575), (125, 66859), (139, 60125), (185, 45175), (325, 25715), (481, 17375), (695, 12025), (925, 9035), (1625, 5143), (1807, 4625), (2405, 3475)]