25139725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{751}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 33942272

約数和(自身を除く): 8802547

約数列:

[1, 5, 13, 25, 65, 103, 325, 515, 751, 1339, 2575, 3755, 6695, 9763, 18775, 33475, 48815, 77353, 244075, 386765, 1005589, 1933825, 5027945, 25139725]

約数ペア:

[(1, 25139725), (5, 5027945), (13, 1933825), (25, 1005589), (65, 386765), (103, 244075), (325, 77353), (515, 48815), (751, 33475), (1339, 18775), (2575, 9763), (3755, 6695)]