64162840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229153}}^1$

素因数の和:229171

約数の個数: 32

約数和(自身を含む): 164990880

約数和(自身を除く): 100828040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 229153, 458306, 916612, 1145765, 1604071, 1833224, 2291530, 3208142, 4583060, 6416284, 8020355, 9166120, 12832568, 16040710, 32081420, 64162840]

約数ペア:

[(1, 64162840), (2, 32081420), (4, 16040710), (5, 12832568), (7, 9166120), (8, 8020355), (10, 6416284), (14, 4583060), (20, 3208142), (28, 2291530), (35, 1833224), (40, 1604071), (56, 1145765), (70, 916612), (140, 458306), (280, 229153)]