50780140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61927}}^1$

素因数の和:61977

約数の個数: 24

約数和(自身を含む): 109240992

約数和(自身を除く): 58460852

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 61927, 123854, 247708, 309635, 619270, 1238540, 2539007, 5078014, 10156028, 12695035, 25390070, 50780140]

約数ペア:

[(1, 50780140), (2, 25390070), (4, 12695035), (5, 10156028), (10, 5078014), (20, 2539007), (41, 1238540), (82, 619270), (164, 309635), (205, 247708), (410, 123854), (820, 61927)]