81759545

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 122014080

約数和(自身を除く): 40254535

約数列:

[1, 5, 7, 17, 35, 59, 85, 119, 137, 289, 295, 413, 595, 685, 959, 1003, 1445, 2023, 2065, 2329, 4795, 5015, 7021, 8083, 10115, 11645, 16303, 17051, 35105, 39593, 40415, 56581, 81515, 85255, 119357, 137411, 197965, 277151, 282905, 596785, 687055, 961877, 1385755, 2335987, 4809385, 11679935, 16351909, 81759545]

約数ペア:

[(1, 81759545), (5, 16351909), (7, 11679935), (17, 4809385), (35, 2335987), (59, 1385755), (85, 961877), (119, 687055), (137, 596785), (289, 282905), (295, 277151), (413, 197965), (595, 137411), (685, 119357), (959, 85255), (1003, 81515), (1445, 56581), (2023, 40415), (2065, 39593), (2329, 35105), (4795, 17051), (5015, 16303), (7021, 11645), (8083, 10115)]