81822212840

素因数分解:

$2^3\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{1336091}}^1$

素因数の和:1337633

約数の個数: 32

約数和(自身を含む): 184220364960

約数和(自身を除く): 102398152120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1531, 3062, 6124, 7655, 12248, 15310, 30620, 61240, 1336091, 2672182, 5344364, 6680455, 10688728, 13360910, 26721820, 53443640, 2045555321, 4091110642, 8182221284, 10227776605, 16364442568, 20455553210, 40911106420, 81822212840]

約数ペア:

[(1, 81822212840), (2, 40911106420), (4, 20455553210), (5, 16364442568), (8, 10227776605), (10, 8182221284), (20, 4091110642), (40, 2045555321), (1531, 53443640), (3062, 26721820), (6124, 13360910), (7655, 10688728), (12248, 6680455), (15310, 5344364), (30620, 2672182), (61240, 1336091)]