156653290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{1693}}^1$

素因数の和:2206

約数の個数: 32

約数和(自身を含む): 297601920

約数和(自身を除く): 140948630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 487, 974, 1693, 2435, 3386, 4870, 8465, 9253, 16930, 18506, 32167, 46265, 64334, 92530, 160835, 321670, 824491, 1648982, 4122455, 8244910, 15665329, 31330658, 78326645, 156653290]

約数ペア:

[(1, 156653290), (2, 78326645), (5, 31330658), (10, 15665329), (19, 8244910), (38, 4122455), (95, 1648982), (190, 824491), (487, 321670), (974, 160835), (1693, 92530), (2435, 64334), (3386, 46265), (4870, 32167), (8465, 18506), (9253, 16930)]