8138450

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1171}}^1$

素因数の和:1322

約数の個数: 24

約数和(自身を含む): 15259440

約数和(自身を除く): 7120990

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 695, 1171, 1390, 2342, 3475, 5855, 6950, 11710, 29275, 58550, 162769, 325538, 813845, 1627690, 4069225, 8138450]

約数ペア:

[(1, 8138450), (2, 4069225), (5, 1627690), (10, 813845), (25, 325538), (50, 162769), (139, 58550), (278, 29275), (695, 11710), (1171, 6950), (1390, 5855), (2342, 3475)]