70900120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{41221}}^1$

素因数の和:41275

約数の個数: 32

約数和(自身を含む): 163239120

約数和(自身を除く): 92339000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 41221, 82442, 164884, 206105, 329768, 412210, 824420, 1648840, 1772503, 3545006, 7090012, 8862515, 14180024, 17725030, 35450060, 70900120]

約数ペア:

[(1, 70900120), (2, 35450060), (4, 17725030), (5, 14180024), (8, 8862515), (10, 7090012), (20, 3545006), (40, 1772503), (43, 1648840), (86, 824420), (172, 412210), (215, 329768), (344, 206105), (430, 164884), (860, 82442), (1720, 41221)]