80490730

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{733}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 147974400

約数和(自身を除く): 67483670

約数列:

[1, 2, 5, 10, 79, 139, 158, 278, 395, 695, 733, 790, 1390, 1466, 3665, 7330, 10981, 21962, 54905, 57907, 101887, 109810, 115814, 203774, 289535, 509435, 579070, 1018870, 8049073, 16098146, 40245365, 80490730]

約数ペア:

[(1, 80490730), (2, 40245365), (5, 16098146), (10, 8049073), (79, 1018870), (139, 579070), (158, 509435), (278, 289535), (395, 203774), (695, 115814), (733, 109810), (790, 101887), (1390, 57907), (1466, 54905), (3665, 21962), (7330, 10981)]