81772575

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{35171}}^1$

素因数の和:35215

約数の個数: 24

約数和(自身を含む): 139562496

約数和(自身を除く): 57789921

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 35171, 105513, 175855, 527565, 879275, 1090301, 2637825, 3270903, 5451505, 16354515, 27257525, 81772575]

約数ペア:

[(1, 81772575), (3, 27257525), (5, 16354515), (15, 5451505), (25, 3270903), (31, 2637825), (75, 1090301), (93, 879275), (155, 527565), (465, 175855), (775, 105513), (2325, 35171)]