68398865

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 89026560

約数和(自身を除く): 20627695

約数列:

[1, 5, 31, 41, 47, 155, 205, 229, 235, 1145, 1271, 1457, 1927, 6355, 7099, 7285, 9389, 9635, 10763, 35495, 46945, 53815, 59737, 291059, 298685, 333653, 441283, 1455295, 1668265, 2206415, 13679773, 68398865]

約数ペア:

[(1, 68398865), (5, 13679773), (31, 2206415), (41, 1668265), (47, 1455295), (155, 441283), (205, 333653), (229, 298685), (235, 291059), (1145, 59737), (1271, 53815), (1457, 46945), (1927, 35495), (6355, 10763), (7099, 9635), (7285, 9389)]