64907375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{677}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 88845120

約数和(自身を除く): 23937745

約数列:

[1, 5, 13, 25, 59, 65, 125, 295, 325, 677, 767, 1475, 1625, 3385, 3835, 7375, 8801, 16925, 19175, 39943, 44005, 84625, 95875, 199715, 220025, 519259, 998575, 1100125, 2596295, 4992875, 12981475, 64907375]

約数ペア:

[(1, 64907375), (5, 12981475), (13, 4992875), (25, 2596295), (59, 1100125), (65, 998575), (125, 519259), (295, 220025), (325, 199715), (677, 95875), (767, 84625), (1475, 44005), (1625, 39943), (3385, 19175), (3835, 16925), (7375, 8801)]