13158280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3257}}^1$

素因数の和:3369

約数の個数: 32

約数和(自身を含む): 29908440

約数和(自身を除く): 16750160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 3257, 4040, 6514, 13028, 16285, 26056, 32570, 65140, 130280, 328957, 657914, 1315828, 1644785, 2631656, 3289570, 6579140, 13158280]

約数ペア:

[(1, 13158280), (2, 6579140), (4, 3289570), (5, 2631656), (8, 1644785), (10, 1315828), (20, 657914), (40, 328957), (101, 130280), (202, 65140), (404, 32570), (505, 26056), (808, 16285), (1010, 13028), (2020, 6514), (3257, 4040)]