133380880

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{16187}}^1$

素因数の和:16303

約数の個数: 40

約数和(自身を含む): 313140672

約数和(自身を除く): 179759792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 16187, 32374, 64748, 80935, 129496, 161870, 258992, 323740, 647480, 1294960, 1667261, 3334522, 6669044, 8336305, 13338088, 16672610, 26676176, 33345220, 66690440, 133380880]

約数ペア:

[(1, 133380880), (2, 66690440), (4, 33345220), (5, 26676176), (8, 16672610), (10, 13338088), (16, 8336305), (20, 6669044), (40, 3334522), (80, 1667261), (103, 1294960), (206, 647480), (412, 323740), (515, 258992), (824, 161870), (1030, 129496), (1648, 80935), (2060, 64748), (4120, 32374), (8240, 16187)]