8155480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6577}}^1$

素因数の和:6619

約数の個数: 32

約数和(自身を含む): 18944640

約数和(自身を除く): 10789160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 6577, 13154, 26308, 32885, 52616, 65770, 131540, 203887, 263080, 407774, 815548, 1019435, 1631096, 2038870, 4077740, 8155480]

約数ペア:

[(1, 8155480), (2, 4077740), (4, 2038870), (5, 1631096), (8, 1019435), (10, 815548), (20, 407774), (31, 263080), (40, 203887), (62, 131540), (124, 65770), (155, 52616), (248, 32885), (310, 26308), (620, 13154), (1240, 6577)]