81109822

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 145566720

約数和(自身を除く): 64456898

約数列:

[1, 2, 17, 19, 23, 34, 38, 46, 53, 103, 106, 206, 323, 391, 437, 646, 782, 874, 901, 1007, 1219, 1751, 1802, 1957, 2014, 2369, 2438, 3502, 3914, 4738, 5459, 7429, 10918, 14858, 17119, 20723, 23161, 33269, 34238, 40273, 41446, 45011, 46322, 66538, 80546, 90022, 92803, 103721, 125557, 185606, 207442, 251114, 393737, 765187, 787474, 1530374, 1763257, 2134469, 2385583, 3526514, 4268938, 4771166, 40554911, 81109822]

約数ペア:

[(1, 81109822), (2, 40554911), (17, 4771166), (19, 4268938), (23, 3526514), (34, 2385583), (38, 2134469), (46, 1763257), (53, 1530374), (103, 787474), (106, 765187), (206, 393737), (323, 251114), (391, 207442), (437, 185606), (646, 125557), (782, 103721), (874, 92803), (901, 90022), (1007, 80546), (1219, 66538), (1751, 46322), (1802, 45011), (1957, 41446), (2014, 40273), (2369, 34238), (2438, 33269), (3502, 23161), (3914, 20723), (4738, 17119), (5459, 14858), (7429, 10918)]