164967275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 237032448

約数和(自身を除く): 72065173

約数列:

[1, 5, 11, 25, 31, 37, 55, 155, 185, 275, 341, 407, 523, 775, 925, 1147, 1705, 2035, 2615, 5735, 5753, 8525, 10175, 12617, 13075, 16213, 19351, 28675, 28765, 63085, 81065, 96755, 143825, 178343, 212861, 315425, 405325, 483775, 599881, 891715, 1064305, 2999405, 4458575, 5321525, 6598691, 14997025, 32993455, 164967275]

約数ペア:

[(1, 164967275), (5, 32993455), (11, 14997025), (25, 6598691), (31, 5321525), (37, 4458575), (55, 2999405), (155, 1064305), (185, 891715), (275, 599881), (341, 483775), (407, 405325), (523, 315425), (775, 212861), (925, 178343), (1147, 143825), (1705, 96755), (2035, 81065), (2615, 63085), (5735, 28765), (5753, 28675), (8525, 19351), (10175, 16213), (12617, 13075)]