68728415

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{571}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 99939840

約数和(自身を除く): 31211425

約数列:

[1, 5, 7, 19, 35, 95, 133, 181, 571, 665, 905, 1267, 2855, 3439, 3997, 6335, 10849, 17195, 19985, 24073, 54245, 75943, 103351, 120365, 379715, 516755, 723457, 1963669, 3617285, 9818345, 13745683, 68728415]

約数ペア:

[(1, 68728415), (5, 13745683), (7, 9818345), (19, 3617285), (35, 1963669), (95, 723457), (133, 516755), (181, 379715), (571, 120365), (665, 103351), (905, 75943), (1267, 54245), (2855, 24073), (3439, 19985), (3997, 17195), (6335, 10849)]