87280060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4759}}^1$

素因数の和:4906

約数の個数: 48

約数和(自身を含む): 211115520

約数和(自身を除く): 123835460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 4759, 9170, 9518, 18340, 19036, 23795, 33313, 47590, 66626, 95180, 133252, 166565, 333130, 623429, 666260, 1246858, 2493716, 3117145, 4364003, 6234290, 8728006, 12468580, 17456012, 21820015, 43640030, 87280060]

約数ペア:

[(1, 87280060), (2, 43640030), (4, 21820015), (5, 17456012), (7, 12468580), (10, 8728006), (14, 6234290), (20, 4364003), (28, 3117145), (35, 2493716), (70, 1246858), (131, 666260), (140, 623429), (262, 333130), (524, 166565), (655, 133252), (917, 95180), (1310, 66626), (1834, 47590), (2620, 33313), (3668, 23795), (4585, 19036), (4759, 18340), (9170, 9518)]