405588325

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{1097}}^1$

素因数の和:1773

約数の個数: 24

約数和(自身を含む): 526091328

約数和(自身を除く): 120503003

約数列:

[1, 5, 23, 25, 115, 575, 643, 1097, 3215, 5485, 14789, 16075, 25231, 27425, 73945, 126155, 369725, 630775, 705371, 3526855, 16223533, 17634275, 81117665, 405588325]

約数ペア:

[(1, 405588325), (5, 81117665), (23, 17634275), (25, 16223533), (115, 3526855), (575, 705371), (643, 630775), (1097, 369725), (3215, 126155), (5485, 73945), (14789, 27425), (16075, 25231)]