77513660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6221}}^1$

素因数の和:6326

約数の個数: 48

約数和(自身を含む): 188153280

約数和(自身を除く): 110639620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6221, 6230, 12442, 12460, 24884, 31105, 43547, 62210, 87094, 124420, 174188, 217735, 435470, 553669, 870940, 1107338, 2214676, 2768345, 3875683, 5536690, 7751366, 11073380, 15502732, 19378415, 38756830, 77513660]

約数ペア:

[(1, 77513660), (2, 38756830), (4, 19378415), (5, 15502732), (7, 11073380), (10, 7751366), (14, 5536690), (20, 3875683), (28, 2768345), (35, 2214676), (70, 1107338), (89, 870940), (140, 553669), (178, 435470), (356, 217735), (445, 174188), (623, 124420), (890, 87094), (1246, 62210), (1780, 43547), (2492, 31105), (3115, 24884), (6221, 12460), (6230, 12442)]