80528208

素因数分解:

$2^4\times 3^1\times {\mathrm{647}}^1\times {\mathrm{2593}}^1$

素因数の和:3251

約数の個数: 40

約数和(自身を含む): 208433088

約数和(自身を除く): 127904880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 647, 1294, 1941, 2588, 2593, 3882, 5176, 5186, 7764, 7779, 10352, 10372, 15528, 15558, 20744, 31056, 31116, 41488, 62232, 124464, 1677671, 3355342, 5033013, 6710684, 10066026, 13421368, 20132052, 26842736, 40264104, 80528208]

約数ペア:

[(1, 80528208), (2, 40264104), (3, 26842736), (4, 20132052), (6, 13421368), (8, 10066026), (12, 6710684), (16, 5033013), (24, 3355342), (48, 1677671), (647, 124464), (1294, 62232), (1941, 41488), (2588, 31116), (2593, 31056), (3882, 20744), (5176, 15558), (5186, 15528), (7764, 10372), (7779, 10352)]