78945025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{185753}}^1$

素因数の和:185780

約数の個数: 12

約数和(自身を含む): 103650732

約数和(自身を除く): 24705707

約数列:

[1, 5, 17, 25, 85, 425, 185753, 928765, 3157801, 4643825, 15789005, 78945025]

約数ペア:

[(1, 78945025), (5, 15789005), (17, 4643825), (25, 3157801), (85, 928765), (425, 185753)]