85371580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{16481}}^1$

素因数の和:16534

約数の個数: 48

約数和(自身を含む): 210442176

約数和(自身を除く): 125070596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 16481, 32962, 65924, 82405, 115367, 164810, 230734, 329620, 461468, 576835, 609797, 1153670, 1219594, 2307340, 2439188, 3048985, 4268579, 6097970, 8537158, 12195940, 17074316, 21342895, 42685790, 85371580]

約数ペア:

[(1, 85371580), (2, 42685790), (4, 21342895), (5, 17074316), (7, 12195940), (10, 8537158), (14, 6097970), (20, 4268579), (28, 3048985), (35, 2439188), (37, 2307340), (70, 1219594), (74, 1153670), (140, 609797), (148, 576835), (185, 461468), (259, 329620), (370, 230734), (518, 164810), (740, 115367), (1036, 82405), (1295, 65924), (2590, 32962), (5180, 16481)]