66796040

素因数分解:

$2^3\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1487}}^1$

素因数の和:2621

約数の個数: 32

約数和(自身を含む): 150526080

約数和(自身を除く): 83730040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1123, 1487, 2246, 2974, 4492, 5615, 5948, 7435, 8984, 11230, 11896, 14870, 22460, 29740, 44920, 59480, 1669901, 3339802, 6679604, 8349505, 13359208, 16699010, 33398020, 66796040]

約数ペア:

[(1, 66796040), (2, 33398020), (4, 16699010), (5, 13359208), (8, 8349505), (10, 6679604), (20, 3339802), (40, 1669901), (1123, 59480), (1487, 44920), (2246, 29740), (2974, 22460), (4492, 14870), (5615, 11896), (5948, 11230), (7435, 8984)]