86849680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25247}}^1$

素因数の和:25303

約数の個数: 40

約数和(自身を含む): 206629632

約数和(自身を除く): 119779952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 25247, 50494, 100988, 126235, 201976, 252470, 403952, 504940, 1009880, 1085621, 2019760, 2171242, 4342484, 5428105, 8684968, 10856210, 17369936, 21712420, 43424840, 86849680]

約数ペア:

[(1, 86849680), (2, 43424840), (4, 21712420), (5, 17369936), (8, 10856210), (10, 8684968), (16, 5428105), (20, 4342484), (40, 2171242), (43, 2019760), (80, 1085621), (86, 1009880), (172, 504940), (215, 403952), (344, 252470), (430, 201976), (688, 126235), (860, 100988), (1720, 50494), (3440, 25247)]