1299685075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{129001}}^1$

素因数の和:129055

約数の個数: 24

約数和(自身を含む): 1791579776

約数和(自身を除く): 491894701

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 129001, 645005, 1677013, 3225025, 3999031, 8385065, 19995155, 41925325, 51987403, 99975775, 259937015, 1299685075]

約数ペア:

[(1, 1299685075), (5, 259937015), (13, 99975775), (25, 51987403), (31, 41925325), (65, 19995155), (155, 8385065), (325, 3999031), (403, 3225025), (775, 1677013), (2015, 645005), (10075, 129001)]