72210625

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{3727}}^1$

素因数の和:3778

約数の個数: 20

約数和(自身を含む): 93170176

約数和(自身を除く): 20959551

約数列:

[1, 5, 25, 31, 125, 155, 625, 775, 3727, 3875, 18635, 19375, 93175, 115537, 465875, 577685, 2329375, 2888425, 14442125, 72210625]

約数ペア:

[(1, 72210625), (5, 14442125), (25, 2888425), (31, 2329375), (125, 577685), (155, 465875), (625, 115537), (775, 93175), (3727, 19375), (3875, 18635)]