156970960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47857}}^1$

素因数の和:47911

約数の個数: 40

約数和(自身を含む): 373866696

約数和(自身を除く): 216895736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 47857, 95714, 191428, 239285, 382856, 478570, 765712, 957140, 1914280, 1962137, 3828560, 3924274, 7848548, 9810685, 15697096, 19621370, 31394192, 39242740, 78485480, 156970960]

約数ペア:

[(1, 156970960), (2, 78485480), (4, 39242740), (5, 31394192), (8, 19621370), (10, 15697096), (16, 9810685), (20, 7848548), (40, 3924274), (41, 3828560), (80, 1962137), (82, 1914280), (164, 957140), (205, 765712), (328, 478570), (410, 382856), (656, 239285), (820, 191428), (1640, 95714), (3280, 47857)]