97770625

素因数分解:

$5^4\times {\mathrm{311}}^1\times {\mathrm{503}}^1$

素因数の和:834

約数の個数: 20

約数和(自身を含む): 122810688

約数和(自身を除く): 25040063

約数列:

[1, 5, 25, 125, 311, 503, 625, 1555, 2515, 7775, 12575, 38875, 62875, 156433, 194375, 314375, 782165, 3910825, 19554125, 97770625]

約数ペア:

[(1, 97770625), (5, 19554125), (25, 3910825), (125, 782165), (311, 314375), (503, 194375), (625, 156433), (1555, 62875), (2515, 38875), (7775, 12575)]