165684080

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{5867}}^1$

素因数の和:6233

約数の個数: 40

約数和(自身を含む): 386372592

約数和(自身を除く): 220688512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2824, 3530, 5648, 5867, 7060, 11734, 14120, 23468, 28240, 29335, 46936, 58670, 93872, 117340, 234680, 469360, 2071051, 4142102, 8284204, 10355255, 16568408, 20710510, 33136816, 41421020, 82842040, 165684080]

約数ペア:

[(1, 165684080), (2, 82842040), (4, 41421020), (5, 33136816), (8, 20710510), (10, 16568408), (16, 10355255), (20, 8284204), (40, 4142102), (80, 2071051), (353, 469360), (706, 234680), (1412, 117340), (1765, 93872), (2824, 58670), (3530, 46936), (5648, 29335), (5867, 28240), (7060, 23468), (11734, 14120)]