80710250

素因数分解:

$2^1\times 5^3\times {\mathrm{113}}^1\times {\mathrm{2857}}^1$

素因数の和:2987

約数の個数: 32

約数和(自身を含む): 152480016

約数和(自身を除く): 71769766

約数列:

[1, 2, 5, 10, 25, 50, 113, 125, 226, 250, 565, 1130, 2825, 2857, 5650, 5714, 14125, 14285, 28250, 28570, 71425, 142850, 322841, 357125, 645682, 714250, 1614205, 3228410, 8071025, 16142050, 40355125, 80710250]

約数ペア:

[(1, 80710250), (2, 40355125), (5, 16142050), (10, 8071025), (25, 3228410), (50, 1614205), (113, 714250), (125, 645682), (226, 357125), (250, 322841), (565, 142850), (1130, 71425), (2825, 28570), (2857, 28250), (5650, 14285), (5714, 14125)]