66982840

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{7187}}^1$

素因数の和:7431

約数の個数: 32

約数和(自身を含む): 151379280

約数和(自身を除く): 84396440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 7187, 9320, 14374, 28748, 35935, 57496, 71870, 143740, 287480, 1674571, 3349142, 6698284, 8372855, 13396568, 16745710, 33491420, 66982840]

約数ペア:

[(1, 66982840), (2, 33491420), (4, 16745710), (5, 13396568), (8, 8372855), (10, 6698284), (20, 3349142), (40, 1674571), (233, 287480), (466, 143740), (932, 71870), (1165, 57496), (1864, 35935), (2330, 28748), (4660, 14374), (7187, 9320)]