155169640

素因数分解:

$2^3\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{3691}}^1$

素因数の和:4753

約数の個数: 32

約数和(自身を含む): 349558560

約数和(自身を除く): 194388920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1051, 2102, 3691, 4204, 5255, 7382, 8408, 10510, 14764, 18455, 21020, 29528, 36910, 42040, 73820, 147640, 3879241, 7758482, 15516964, 19396205, 31033928, 38792410, 77584820, 155169640]

約数ペア:

[(1, 155169640), (2, 77584820), (4, 38792410), (5, 31033928), (8, 19396205), (10, 15516964), (20, 7758482), (40, 3879241), (1051, 147640), (2102, 73820), (3691, 42040), (4204, 36910), (5255, 29528), (7382, 21020), (8408, 18455), (10510, 14764)]