69771320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{32911}}^1$

素因数の和:32975

約数の個数: 32

約数和(自身を含む): 159952320

約数和(自身を除く): 90181000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 32911, 65822, 131644, 164555, 263288, 329110, 658220, 1316440, 1744283, 3488566, 6977132, 8721415, 13954264, 17442830, 34885660, 69771320]

約数ペア:

[(1, 69771320), (2, 34885660), (4, 17442830), (5, 13954264), (8, 8721415), (10, 6977132), (20, 3488566), (40, 1744283), (53, 1316440), (106, 658220), (212, 329110), (265, 263288), (424, 164555), (530, 131644), (1060, 65822), (2120, 32911)]