81267936

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19687}}^1$

素因数の和:19743

約数の個数: 48

約数和(自身を含む): 218300544

約数和(自身を除く): 137032608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 129, 172, 258, 344, 516, 688, 1032, 1376, 2064, 4128, 19687, 39374, 59061, 78748, 118122, 157496, 236244, 314992, 472488, 629984, 846541, 944976, 1693082, 1889952, 2539623, 3386164, 5079246, 6772328, 10158492, 13544656, 20316984, 27089312, 40633968, 81267936]

約数ペア:

[(1, 81267936), (2, 40633968), (3, 27089312), (4, 20316984), (6, 13544656), (8, 10158492), (12, 6772328), (16, 5079246), (24, 3386164), (32, 2539623), (43, 1889952), (48, 1693082), (86, 944976), (96, 846541), (129, 629984), (172, 472488), (258, 314992), (344, 236244), (516, 157496), (688, 118122), (1032, 78748), (1376, 59061), (2064, 39374), (4128, 19687)]