99720725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18049}}^1$

素因数の和:18089

約数の個数: 24

約数和(自身を含む): 141006600

約数和(自身を除く): 41285875

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 18049, 90245, 234637, 306833, 451225, 1173185, 1534165, 3988829, 5865925, 7670825, 19944145, 99720725]

約数ペア:

[(1, 99720725), (5, 19944145), (13, 7670825), (17, 5865925), (25, 3988829), (65, 1534165), (85, 1173185), (221, 451225), (325, 306833), (425, 234637), (1105, 90245), (5525, 18049)]