68061380

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{5309}}^1$

素因数の和:5959

約数の個数: 24

約数和(自身を含む): 143178840

約数和(自身を除く): 75117460

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 5309, 6410, 10618, 12820, 21236, 26545, 53090, 106180, 3403069, 6806138, 13612276, 17015345, 34030690, 68061380]

約数ペア:

[(1, 68061380), (2, 34030690), (4, 17015345), (5, 13612276), (10, 6806138), (20, 3403069), (641, 106180), (1282, 53090), (2564, 26545), (3205, 21236), (5309, 12820), (6410, 10618)]