4469725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 6327720

約数和(自身を除く): 1857995

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 809, 1105, 4045, 5525, 10517, 13753, 20225, 52585, 68765, 178789, 262925, 343825, 893945, 4469725]

約数ペア:

[(1, 4469725), (5, 893945), (13, 343825), (17, 262925), (25, 178789), (65, 68765), (85, 52585), (221, 20225), (325, 13753), (425, 10517), (809, 5525), (1105, 4045)]