85467460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{328721}}^1$

素因数の和:328743

約数の個数: 24

約数和(自身を含む): 193288536

約数和(自身を除く): 107821076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 328721, 657442, 1314884, 1643605, 3287210, 4273373, 6574420, 8546746, 17093492, 21366865, 42733730, 85467460]

約数ペア:

[(1, 85467460), (2, 42733730), (4, 21366865), (5, 17093492), (10, 8546746), (13, 6574420), (20, 4273373), (26, 3287210), (52, 1643605), (65, 1314884), (130, 657442), (260, 328721)]