158029640

素因数分解:

$2^3\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{3257}}^1$

素因数の和:4481

約数の個数: 32

約数和(自身を含む): 355969080

約数和(自身を除く): 197939440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1213, 2426, 3257, 4852, 6065, 6514, 9704, 12130, 13028, 16285, 24260, 26056, 32570, 48520, 65140, 130280, 3950741, 7901482, 15802964, 19753705, 31605928, 39507410, 79014820, 158029640]

約数ペア:

[(1, 158029640), (2, 79014820), (4, 39507410), (5, 31605928), (8, 19753705), (10, 15802964), (20, 7901482), (40, 3950741), (1213, 130280), (2426, 65140), (3257, 48520), (4852, 32570), (6065, 26056), (6514, 24260), (9704, 16285), (12130, 13028)]