161569275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 331550208

約数和(自身を除く): 169980933

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 43, 51, 75, 85, 105, 119, 129, 175, 215, 255, 301, 357, 421, 425, 525, 595, 645, 731, 903, 1075, 1263, 1275, 1505, 1785, 2105, 2193, 2947, 2975, 3225, 3655, 4515, 5117, 6315, 7157, 7525, 8841, 8925, 10525, 10965, 14735, 15351, 18103, 18275, 21471, 22575, 25585, 31575, 35785, 44205, 50099, 54309, 54825, 73675, 76755, 90515, 107355, 126721, 127925, 150297, 178925, 221025, 250495, 271545, 307751, 380163, 383775, 452575, 536775, 633605, 751485, 923253, 1252475, 1357725, 1538755, 1900815, 2154257, 3168025, 3757425, 4616265, 6462771, 7693775, 9504075, 10771285, 23081325, 32313855, 53856425, 161569275]

約数ペア:

[(1, 161569275), (3, 53856425), (5, 32313855), (7, 23081325), (15, 10771285), (17, 9504075), (21, 7693775), (25, 6462771), (35, 4616265), (43, 3757425), (51, 3168025), (75, 2154257), (85, 1900815), (105, 1538755), (119, 1357725), (129, 1252475), (175, 923253), (215, 751485), (255, 633605), (301, 536775), (357, 452575), (421, 383775), (425, 380163), (525, 307751), (595, 271545), (645, 250495), (731, 221025), (903, 178925), (1075, 150297), (1263, 127925), (1275, 126721), (1505, 107355), (1785, 90515), (2105, 76755), (2193, 73675), (2947, 54825), (2975, 54309), (3225, 50099), (3655, 44205), (4515, 35785), (5117, 31575), (6315, 25585), (7157, 22575), (7525, 21471), (8841, 18275), (8925, 18103), (10525, 15351), (10965, 14735)]