71507275

素因数分解:

$5^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1289}}^1$

素因数の和:1623

約数の個数: 24

約数和(自身を含む): 101734560

約数和(自身を除く): 30227285

約数列:

[1, 5, 7, 25, 35, 175, 317, 1289, 1585, 2219, 6445, 7925, 9023, 11095, 32225, 45115, 55475, 225575, 408613, 2043065, 2860291, 10215325, 14301455, 71507275]

約数ペア:

[(1, 71507275), (5, 14301455), (7, 10215325), (25, 2860291), (35, 2043065), (175, 408613), (317, 225575), (1289, 55475), (1585, 45115), (2219, 32225), (6445, 11095), (7925, 9023)]