64105575

素因数分解:

$3^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{2153}}^1$

素因数の和:2563

約数の個数: 24

約数和(自身を含む): 106304208

約数和(自身を除く): 42198633

約数列:

[1, 3, 5, 15, 25, 75, 397, 1191, 1985, 2153, 5955, 6459, 9925, 10765, 29775, 32295, 53825, 161475, 854741, 2564223, 4273705, 12821115, 21368525, 64105575]

約数ペア:

[(1, 64105575), (3, 21368525), (5, 12821115), (15, 4273705), (25, 2564223), (75, 854741), (397, 161475), (1191, 53825), (1985, 32295), (2153, 29775), (5955, 10765), (6459, 9925)]