156970775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28411}}^1$

素因数の和:28451

約数の個数: 24

約数和(自身を含む): 221954544

約数和(自身を除く): 64983769

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 28411, 142055, 369343, 482987, 710275, 1846715, 2414935, 6278831, 9233575, 12074675, 31394155, 156970775]

約数ペア:

[(1, 156970775), (5, 31394155), (13, 12074675), (17, 9233575), (25, 6278831), (65, 2414935), (85, 1846715), (221, 710275), (325, 482987), (425, 369343), (1105, 142055), (5525, 28411)]