669175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 24

約数和(自身を含む): 937440

約数和(自身を除く): 268265

約数列:

[1, 5, 13, 25, 29, 65, 71, 145, 325, 355, 377, 725, 923, 1775, 1885, 2059, 4615, 9425, 10295, 23075, 26767, 51475, 133835, 669175]

約数ペア:

[(1, 669175), (5, 133835), (13, 51475), (25, 26767), (29, 23075), (65, 10295), (71, 9425), (145, 4615), (325, 2059), (355, 1885), (377, 1775), (725, 923)]