71856290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{34381}}^1$

素因数の和:34418

約数の個数: 32

約数和(自身を含む): 148530240

約数和(自身を除く): 76673950

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 34381, 68762, 171905, 343810, 378191, 653239, 756382, 1306478, 1890955, 3266195, 3781910, 6532390, 7185629, 14371258, 35928145, 71856290]

約数ペア:

[(1, 71856290), (2, 35928145), (5, 14371258), (10, 7185629), (11, 6532390), (19, 3781910), (22, 3266195), (38, 1890955), (55, 1306478), (95, 756382), (110, 653239), (190, 378191), (209, 343810), (418, 171905), (1045, 68762), (2090, 34381)]