70720700

素因数分解:

$2^2\times 5^2\times {\mathrm{263}}^1\times {\mathrm{2689}}^1$

素因数の和:2966

約数の個数: 36

約数和(自身を含む): 154104720

約数和(自身を除く): 83384020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 263, 526, 1052, 1315, 2630, 2689, 5260, 5378, 6575, 10756, 13150, 13445, 26300, 26890, 53780, 67225, 134450, 268900, 707207, 1414414, 2828828, 3536035, 7072070, 14144140, 17680175, 35360350, 70720700]

約数ペア:

[(1, 70720700), (2, 35360350), (4, 17680175), (5, 14144140), (10, 7072070), (20, 3536035), (25, 2828828), (50, 1414414), (100, 707207), (263, 268900), (526, 134450), (1052, 67225), (1315, 53780), (2630, 26890), (2689, 26300), (5260, 13445), (5378, 13150), (6575, 10756)]