86153780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1669}}^1$

素因数の和:1796

約数の個数: 48

約数和(自身を含む): 189378000

約数和(自身を除く): 103224220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 890, 1669, 1780, 2581, 3338, 5162, 6676, 8345, 10324, 12905, 16690, 25810, 33380, 48401, 51620, 96802, 148541, 193604, 242005, 297082, 484010, 594164, 742705, 968020, 1485410, 2970820, 4307689, 8615378, 17230756, 21538445, 43076890, 86153780]

約数ペア:

[(1, 86153780), (2, 43076890), (4, 21538445), (5, 17230756), (10, 8615378), (20, 4307689), (29, 2970820), (58, 1485410), (89, 968020), (116, 742705), (145, 594164), (178, 484010), (290, 297082), (356, 242005), (445, 193604), (580, 148541), (890, 96802), (1669, 51620), (1780, 48401), (2581, 33380), (3338, 25810), (5162, 16690), (6676, 12905), (8345, 10324)]