158796280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{96827}}^1$

素因数の和:96879

約数の個数: 32

約数和(自身を含む): 366009840

約数和(自身を除く): 207213560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 96827, 193654, 387308, 484135, 774616, 968270, 1936540, 3873080, 3969907, 7939814, 15879628, 19849535, 31759256, 39699070, 79398140, 158796280]

約数ペア:

[(1, 158796280), (2, 79398140), (4, 39699070), (5, 31759256), (8, 19849535), (10, 15879628), (20, 7939814), (40, 3969907), (41, 3873080), (82, 1936540), (164, 968270), (205, 774616), (328, 484135), (410, 387308), (820, 193654), (1640, 96827)]