158693780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27647}}^1$

素因数の和:27704

約数の個数: 48

約数和(自身を含む): 390168576

約数和(自身を除く): 231474796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 27647, 55294, 110588, 138235, 193529, 276470, 387058, 552940, 774116, 967645, 1133527, 1935290, 2267054, 3870580, 4534108, 5667635, 7934689, 11335270, 15869378, 22670540, 31738756, 39673445, 79346890, 158693780]

約数ペア:

[(1, 158693780), (2, 79346890), (4, 39673445), (5, 31738756), (7, 22670540), (10, 15869378), (14, 11335270), (20, 7934689), (28, 5667635), (35, 4534108), (41, 3870580), (70, 2267054), (82, 1935290), (140, 1133527), (164, 967645), (205, 774116), (287, 552940), (410, 387058), (574, 276470), (820, 193529), (1148, 138235), (1435, 110588), (2870, 55294), (5740, 27647)]