72774580

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{24421}}^1$

素因数の和:24579

約数の個数: 24

約数和(自身を含む): 153858600

約数和(自身を除く): 81084020

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 24421, 48842, 97684, 122105, 244210, 488420, 3638729, 7277458, 14554916, 18193645, 36387290, 72774580]

約数ペア:

[(1, 72774580), (2, 36387290), (4, 18193645), (5, 14554916), (10, 7277458), (20, 3638729), (149, 488420), (298, 244210), (596, 122105), (745, 97684), (1490, 48842), (2980, 24421)]