789070580

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{577}}^1\times {\mathrm{677}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 1678831056

約数和(自身を除く): 889760476

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 577, 677, 1010, 1154, 1354, 2020, 2308, 2708, 2885, 3385, 5770, 6770, 11540, 13540, 58277, 68377, 116554, 136754, 233108, 273508, 291385, 341885, 390629, 582770, 683770, 781258, 1165540, 1367540, 1562516, 1953145, 3906290, 7812580, 39453529, 78907058, 157814116, 197267645, 394535290, 789070580]

約数ペア:

[(1, 789070580), (2, 394535290), (4, 197267645), (5, 157814116), (10, 78907058), (20, 39453529), (101, 7812580), (202, 3906290), (404, 1953145), (505, 1562516), (577, 1367540), (677, 1165540), (1010, 781258), (1154, 683770), (1354, 582770), (2020, 390629), (2308, 341885), (2708, 291385), (2885, 273508), (3385, 233108), (5770, 136754), (6770, 116554), (11540, 68377), (13540, 58277)]