134592760

素因数分解:

$2^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{5233}}^1$

素因数の和:5887

約数の個数: 32

約数和(自身を含む): 303362640

約数和(自身を除く): 168769880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643, 1286, 2572, 3215, 5144, 5233, 6430, 10466, 12860, 20932, 25720, 26165, 41864, 52330, 104660, 209320, 3364819, 6729638, 13459276, 16824095, 26918552, 33648190, 67296380, 134592760]

約数ペア:

[(1, 134592760), (2, 67296380), (4, 33648190), (5, 26918552), (8, 16824095), (10, 13459276), (20, 6729638), (40, 3364819), (643, 209320), (1286, 104660), (2572, 52330), (3215, 41864), (5144, 26165), (5233, 25720), (6430, 20932), (10466, 12860)]