80501080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{182957}}^1$

素因数の和:182979

約数の個数: 32

約数和(自身を含む): 197594640

約数和(自身を除く): 117093560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 182957, 365914, 731828, 914785, 1463656, 1829570, 2012527, 3659140, 4025054, 7318280, 8050108, 10062635, 16100216, 20125270, 40250540, 80501080]

約数ペア:

[(1, 80501080), (2, 40250540), (4, 20125270), (5, 16100216), (8, 10062635), (10, 8050108), (11, 7318280), (20, 4025054), (22, 3659140), (40, 2012527), (44, 1829570), (55, 1463656), (88, 914785), (110, 731828), (220, 365914), (440, 182957)]