157021775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6971}}^1$

素因数の和:7051

約数の個数: 24

約数和(自身を含む): 210080304

約数和(自身を除く): 53058529

約数列:

[1, 5, 17, 25, 53, 85, 265, 425, 901, 1325, 4505, 6971, 22525, 34855, 118507, 174275, 369463, 592535, 1847315, 2962675, 6280871, 9236575, 31404355, 157021775]

約数ペア:

[(1, 157021775), (5, 31404355), (17, 9236575), (25, 6280871), (53, 2962675), (85, 1847315), (265, 592535), (425, 369463), (901, 174275), (1325, 118507), (4505, 34855), (6971, 22525)]