67625240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39317}}^1$

素因数の和:39371

約数の個数: 32

約数和(自身を含む): 155699280

約数和(自身を除く): 88074040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 39317, 78634, 157268, 196585, 314536, 393170, 786340, 1572680, 1690631, 3381262, 6762524, 8453155, 13525048, 16906310, 33812620, 67625240]

約数ペア:

[(1, 67625240), (2, 33812620), (4, 16906310), (5, 13525048), (8, 8453155), (10, 6762524), (20, 3381262), (40, 1690631), (43, 1572680), (86, 786340), (172, 393170), (215, 314536), (344, 196585), (430, 157268), (860, 78634), (1720, 39317)]