78730168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21821}}^1$

素因数の和:21879

約数の個数: 32

約数和(自身を含む): 164974320

約数和(自身を除く): 86244152

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 21821, 43642, 87284, 174568, 240031, 480062, 894661, 960124, 1789322, 1920248, 3578644, 7157288, 9841271, 19682542, 39365084, 78730168]

約数ペア:

[(1, 78730168), (2, 39365084), (4, 19682542), (8, 9841271), (11, 7157288), (22, 3578644), (41, 1920248), (44, 1789322), (82, 960124), (88, 894661), (164, 480062), (328, 240031), (451, 174568), (902, 87284), (1804, 43642), (3608, 21821)]