85791708

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:563

約数の個数: 72

約数和(自身を含む): 223951728

約数和(自身を除く): 138160020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 157, 172, 258, 314, 353, 387, 471, 516, 628, 706, 774, 942, 1059, 1412, 1413, 1548, 1884, 2118, 2826, 3177, 4236, 5652, 6354, 6751, 12708, 13502, 15179, 20253, 27004, 30358, 40506, 45537, 55421, 60716, 60759, 81012, 91074, 110842, 121518, 136611, 166263, 182148, 221684, 243036, 273222, 332526, 498789, 546444, 665052, 997578, 1995156, 2383103, 4766206, 7149309, 9532412, 14298618, 21447927, 28597236, 42895854, 85791708]

約数ペア:

[(1, 85791708), (2, 42895854), (3, 28597236), (4, 21447927), (6, 14298618), (9, 9532412), (12, 7149309), (18, 4766206), (36, 2383103), (43, 1995156), (86, 997578), (129, 665052), (157, 546444), (172, 498789), (258, 332526), (314, 273222), (353, 243036), (387, 221684), (471, 182148), (516, 166263), (628, 136611), (706, 121518), (774, 110842), (942, 91074), (1059, 81012), (1412, 60759), (1413, 60716), (1548, 55421), (1884, 45537), (2118, 40506), (2826, 30358), (3177, 27004), (4236, 20253), (5652, 15179), (6354, 13502), (6751, 12708)]