67294280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{16657}}^1$

素因数の和:16769

約数の個数: 32

約数和(自身を含む): 152920440

約数和(自身を除く): 85626160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 16657, 33314, 66628, 83285, 133256, 166570, 333140, 666280, 1682357, 3364714, 6729428, 8411785, 13458856, 16823570, 33647140, 67294280]

約数ペア:

[(1, 67294280), (2, 33647140), (4, 16823570), (5, 13458856), (8, 8411785), (10, 6729428), (20, 3364714), (40, 1682357), (101, 666280), (202, 333140), (404, 166570), (505, 133256), (808, 83285), (1010, 66628), (2020, 33314), (4040, 16657)]