51150920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{16187}}^1$

素因数の和:16277

約数の個数: 32

約数和(自身を含む): 116553600

約数和(自身を除く): 65402680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 16187, 32374, 64748, 80935, 129496, 161870, 323740, 647480, 1278773, 2557546, 5115092, 6393865, 10230184, 12787730, 25575460, 51150920]

約数ペア:

[(1, 51150920), (2, 25575460), (4, 12787730), (5, 10230184), (8, 6393865), (10, 5115092), (20, 2557546), (40, 1278773), (79, 647480), (158, 323740), (316, 161870), (395, 129496), (632, 80935), (790, 64748), (1580, 32374), (3160, 16187)]