64944100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{49957}}^1$

素因数の和:49984

約数の個数: 36

約数和(自身を含む): 151772404

約数和(自身を除く): 86828304

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 49957, 99914, 199828, 249785, 499570, 649441, 999140, 1248925, 1298882, 2497850, 2597764, 3247205, 4995700, 6494410, 12988820, 16236025, 32472050, 64944100]

約数ペア:

[(1, 64944100), (2, 32472050), (4, 16236025), (5, 12988820), (10, 6494410), (13, 4995700), (20, 3247205), (25, 2597764), (26, 2497850), (50, 1298882), (52, 1248925), (65, 999140), (100, 649441), (130, 499570), (260, 249785), (325, 199828), (650, 99914), (1300, 49957)]