156137980

素因数分解:

$2^2\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{6577}}^1$

素因数の和:7773

約数の個数: 24

約数和(自身を含む): 328215888

約数和(自身を除く): 172077908

約数列:

[1, 2, 4, 5, 10, 20, 1187, 2374, 4748, 5935, 6577, 11870, 13154, 23740, 26308, 32885, 65770, 131540, 7806899, 15613798, 31227596, 39034495, 78068990, 156137980]

約数ペア:

[(1, 156137980), (2, 78068990), (4, 39034495), (5, 31227596), (10, 15613798), (20, 7806899), (1187, 131540), (2374, 65770), (4748, 32885), (5935, 26308), (6577, 23740), (11870, 13154)]