67965860

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{31177}}^1$

素因数の和:31295

約数の個数: 24

約数和(自身を含む): 144042360

約数和(自身を除く): 76076500

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 31177, 62354, 124708, 155885, 311770, 623540, 3398293, 6796586, 13593172, 16991465, 33982930, 67965860]

約数ペア:

[(1, 67965860), (2, 33982930), (4, 16991465), (5, 13593172), (10, 6796586), (20, 3398293), (109, 623540), (218, 311770), (436, 155885), (545, 124708), (1090, 62354), (2180, 31177)]