80170120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2851}}^1$

素因数の和:2918

約数の個数: 64

約数和(自身を含む): 195076800

約数和(自身を除く): 114906680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 2851, 3515, 5624, 5702, 7030, 11404, 14060, 14255, 22808, 28120, 28510, 54169, 57020, 105487, 108338, 114040, 210974, 216676, 270845, 421948, 433352, 527435, 541690, 843896, 1054870, 1083380, 2004253, 2109740, 2166760, 4008506, 4219480, 8017012, 10021265, 16034024, 20042530, 40085060, 80170120]

約数ペア:

[(1, 80170120), (2, 40085060), (4, 20042530), (5, 16034024), (8, 10021265), (10, 8017012), (19, 4219480), (20, 4008506), (37, 2166760), (38, 2109740), (40, 2004253), (74, 1083380), (76, 1054870), (95, 843896), (148, 541690), (152, 527435), (185, 433352), (190, 421948), (296, 270845), (370, 216676), (380, 210974), (703, 114040), (740, 108338), (760, 105487), (1406, 57020), (1480, 54169), (2812, 28510), (2851, 28120), (3515, 22808), (5624, 14255), (5702, 14060), (7030, 11404)]