86393080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{35407}}^1$

素因数の和:35479

約数の個数: 32

約数和(自身を含む): 197576640

約数和(自身を除く): 111183560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 35407, 70814, 141628, 177035, 283256, 354070, 708140, 1416280, 2159827, 4319654, 8639308, 10799135, 17278616, 21598270, 43196540, 86393080]

約数ペア:

[(1, 86393080), (2, 43196540), (4, 21598270), (5, 17278616), (8, 10799135), (10, 8639308), (20, 4319654), (40, 2159827), (61, 1416280), (122, 708140), (244, 354070), (305, 283256), (488, 177035), (610, 141628), (1220, 70814), (2440, 35407)]