139100560

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13691}}^1$

素因数の和:13831

約数の個数: 40

約数和(自身を含む): 325979136

約数和(自身を除く): 186878576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 13691, 27382, 54764, 68455, 109528, 136910, 219056, 273820, 547640, 1095280, 1738757, 3477514, 6955028, 8693785, 13910056, 17387570, 27820112, 34775140, 69550280, 139100560]

約数ペア:

[(1, 139100560), (2, 69550280), (4, 34775140), (5, 27820112), (8, 17387570), (10, 13910056), (16, 8693785), (20, 6955028), (40, 3477514), (80, 1738757), (127, 1095280), (254, 547640), (508, 273820), (635, 219056), (1016, 136910), (1270, 109528), (2032, 68455), (2540, 54764), (5080, 27382), (10160, 13691)]