55000355

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20873}}^1$

素因数の和:20926

約数の個数: 16

約数和(自身を含む): 72140544

約数和(自身を除く): 17140189

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 20873, 104365, 354841, 647063, 1774205, 3235315, 11000071, 55000355]

約数ペア:

[(1, 55000355), (5, 11000071), (17, 3235315), (31, 1774205), (85, 647063), (155, 354841), (527, 104365), (2635, 20873)]