68333240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24061}}^1$

素因数の和:24143

約数の個数: 32

約数和(自身を含む): 155921760

約数和(自身を除く): 87588520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 24061, 48122, 96244, 120305, 192488, 240610, 481220, 962440, 1708331, 3416662, 6833324, 8541655, 13666648, 17083310, 34166620, 68333240]

約数ペア:

[(1, 68333240), (2, 34166620), (4, 17083310), (5, 13666648), (8, 8541655), (10, 6833324), (20, 3416662), (40, 1708331), (71, 962440), (142, 481220), (284, 240610), (355, 192488), (568, 120305), (710, 96244), (1420, 48122), (2840, 24061)]