159963565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1873}}^1$

素因数の和:1957

約数の個数: 32

約数和(自身を含む): 215884800

約数和(自身を除く): 55921235

約数列:

[1, 5, 19, 29, 31, 95, 145, 155, 551, 589, 899, 1873, 2755, 2945, 4495, 9365, 17081, 35587, 54317, 58063, 85405, 177935, 271585, 290315, 1032023, 1103197, 1683827, 5160115, 5515985, 8419135, 31992713, 159963565]

約数ペア:

[(1, 159963565), (5, 31992713), (19, 8419135), (29, 5515985), (31, 5160115), (95, 1683827), (145, 1103197), (155, 1032023), (551, 290315), (589, 271585), (899, 177935), (1873, 85405), (2755, 58063), (2945, 54317), (4495, 35587), (9365, 17081)]