66954140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 157078320

約数和(自身を除く): 90124180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 121, 146, 220, 242, 292, 365, 379, 484, 605, 730, 758, 803, 1210, 1460, 1516, 1606, 1895, 2420, 3212, 3790, 4015, 4169, 7580, 8030, 8338, 8833, 16060, 16676, 17666, 20845, 27667, 35332, 41690, 44165, 45859, 55334, 83380, 88330, 91718, 110668, 138335, 176660, 183436, 229295, 276670, 304337, 458590, 553340, 608674, 917180, 1217348, 1521685, 3043370, 3347707, 6086740, 6695414, 13390828, 16738535, 33477070, 66954140]

約数ペア:

[(1, 66954140), (2, 33477070), (4, 16738535), (5, 13390828), (10, 6695414), (11, 6086740), (20, 3347707), (22, 3043370), (44, 1521685), (55, 1217348), (73, 917180), (110, 608674), (121, 553340), (146, 458590), (220, 304337), (242, 276670), (292, 229295), (365, 183436), (379, 176660), (484, 138335), (605, 110668), (730, 91718), (758, 88330), (803, 83380), (1210, 55334), (1460, 45859), (1516, 44165), (1606, 41690), (1895, 35332), (2420, 27667), (3212, 20845), (3790, 17666), (4015, 16676), (4169, 16060), (7580, 8833), (8030, 8338)]