67288840

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{6073}}^1$

素因数の和:6361

約数の個数: 32

約数和(自身を含む): 151971480

約数和(自身を除く): 84682640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 6073, 11080, 12146, 24292, 30365, 48584, 60730, 121460, 242920, 1682221, 3364442, 6728884, 8411105, 13457768, 16822210, 33644420, 67288840]

約数ペア:

[(1, 67288840), (2, 33644420), (4, 16822210), (5, 13457768), (8, 8411105), (10, 6728884), (20, 3364442), (40, 1682221), (277, 242920), (554, 121460), (1108, 60730), (1385, 48584), (2216, 30365), (2770, 24292), (5540, 12146), (6073, 11080)]