68817905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 94698240

約数和(自身を除く): 25880335

約数列:

[1, 5, 13, 19, 65, 95, 103, 247, 515, 541, 1235, 1339, 1957, 2705, 6695, 7033, 9785, 10279, 25441, 35165, 51395, 55723, 127205, 133627, 278615, 668135, 724399, 1058737, 3621995, 5293685, 13763581, 68817905]

約数ペア:

[(1, 68817905), (5, 13763581), (13, 5293685), (19, 3621995), (65, 1058737), (95, 724399), (103, 668135), (247, 278615), (515, 133627), (541, 127205), (1235, 55723), (1339, 51395), (1957, 35165), (2705, 25441), (6695, 10279), (7033, 9785)]