80653360

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7253}}^1$

素因数の和:7405

約数の個数: 40

約数和(自身を含む): 188894160

約数和(自身を除く): 108240800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 7253, 11120, 14506, 29012, 36265, 58024, 72530, 116048, 145060, 290120, 580240, 1008167, 2016334, 4032668, 5040835, 8065336, 10081670, 16130672, 20163340, 40326680, 80653360]

約数ペア:

[(1, 80653360), (2, 40326680), (4, 20163340), (5, 16130672), (8, 10081670), (10, 8065336), (16, 5040835), (20, 4032668), (40, 2016334), (80, 1008167), (139, 580240), (278, 290120), (556, 145060), (695, 116048), (1112, 72530), (1390, 58024), (2224, 36265), (2780, 29012), (5560, 14506), (7253, 11120)]