66477740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10103}}^1$

素因数の和:10166

約数の個数: 48

約数和(自身を含む): 162957312

約数和(自身を除く): 96479572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 10103, 20206, 40412, 50515, 70721, 101030, 141442, 202060, 282884, 353605, 474841, 707210, 949682, 1414420, 1899364, 2374205, 3323887, 4748410, 6647774, 9496820, 13295548, 16619435, 33238870, 66477740]

約数ペア:

[(1, 66477740), (2, 33238870), (4, 16619435), (5, 13295548), (7, 9496820), (10, 6647774), (14, 4748410), (20, 3323887), (28, 2374205), (35, 1899364), (47, 1414420), (70, 949682), (94, 707210), (140, 474841), (188, 353605), (235, 282884), (329, 202060), (470, 141442), (658, 101030), (940, 70721), (1316, 50515), (1645, 40412), (3290, 20206), (6580, 10103)]