81766328

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{85889}}^1$

素因数の和:85919

約数の個数: 32

約数和(自身を含む): 185522400

約数和(自身を除く): 103756072

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 85889, 171778, 343556, 601223, 687112, 1202446, 1460113, 2404892, 2920226, 4809784, 5840452, 10220791, 11680904, 20441582, 40883164, 81766328]

約数ペア:

[(1, 81766328), (2, 40883164), (4, 20441582), (7, 11680904), (8, 10220791), (14, 5840452), (17, 4809784), (28, 2920226), (34, 2404892), (56, 1460113), (68, 1202446), (119, 687112), (136, 601223), (238, 343556), (476, 171778), (952, 85889)]