82804580

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{9221}}^1$

素因数の和:9679

約数の個数: 24

約数和(自身を含む): 174295800

約数和(自身を除く): 91491220

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 9221, 18442, 36884, 46105, 92210, 184420, 4140229, 8280458, 16560916, 20701145, 41402290, 82804580]

約数ペア:

[(1, 82804580), (2, 41402290), (4, 20701145), (5, 16560916), (10, 8280458), (20, 4140229), (449, 184420), (898, 92210), (1796, 46105), (2245, 36884), (4490, 18442), (8980, 9221)]