225261035

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 287232000

約数和(自身を除く): 61970965

約数列:

[1, 5, 31, 67, 109, 155, 199, 335, 545, 995, 2077, 3379, 6169, 7303, 10385, 13333, 16895, 21691, 30845, 36515, 66665, 108455, 226393, 413323, 672421, 1131965, 1453297, 2066615, 3362105, 7266485, 45052207, 225261035]

約数ペア:

[(1, 225261035), (5, 45052207), (31, 7266485), (67, 3362105), (109, 2066615), (155, 1453297), (199, 1131965), (335, 672421), (545, 413323), (995, 226393), (2077, 108455), (3379, 66665), (6169, 36515), (7303, 30845), (10385, 21691), (13333, 16895)]