84158725

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 132312960

約数和(自身を除く): 48154235

約数列:

[1, 5, 7, 23, 25, 29, 35, 49, 103, 115, 145, 161, 175, 203, 245, 515, 575, 667, 721, 725, 805, 1015, 1127, 1225, 1421, 2369, 2575, 2987, 3335, 3605, 4025, 4669, 5047, 5075, 5635, 7105, 11845, 14935, 16583, 16675, 18025, 20909, 23345, 25235, 28175, 32683, 35525, 59225, 68701, 74675, 82915, 104545, 116081, 116725, 126175, 146363, 163415, 343505, 414575, 480907, 522725, 580405, 731815, 817075, 1717525, 2404535, 2902025, 3366349, 3659075, 12022675, 16831745, 84158725]

約数ペア:

[(1, 84158725), (5, 16831745), (7, 12022675), (23, 3659075), (25, 3366349), (29, 2902025), (35, 2404535), (49, 1717525), (103, 817075), (115, 731815), (145, 580405), (161, 522725), (175, 480907), (203, 414575), (245, 343505), (515, 163415), (575, 146363), (667, 126175), (721, 116725), (725, 116081), (805, 104545), (1015, 82915), (1127, 74675), (1225, 68701), (1421, 59225), (2369, 35525), (2575, 32683), (2987, 28175), (3335, 25235), (3605, 23345), (4025, 20909), (4669, 18025), (5047, 16675), (5075, 16583), (5635, 14935), (7105, 11845)]