64918675

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{593}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 83967840

約数和(自身を除く): 19049165

約数列:

[1, 5, 25, 29, 145, 151, 593, 725, 755, 2965, 3775, 4379, 14825, 17197, 21895, 85985, 89543, 109475, 429925, 447715, 2238575, 2596747, 12983735, 64918675]

約数ペア:

[(1, 64918675), (5, 12983735), (25, 2596747), (29, 2238575), (145, 447715), (151, 429925), (593, 109475), (725, 89543), (755, 85985), (2965, 21895), (3775, 17197), (4379, 14825)]