27181360

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8287}}^1$

素因数の和:8341

約数の個数: 40

約数和(自身を含む): 64745856

約数和(自身を除く): 37564496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 8287, 16574, 33148, 41435, 66296, 82870, 132592, 165740, 331480, 339767, 662960, 679534, 1359068, 1698835, 2718136, 3397670, 5436272, 6795340, 13590680, 27181360]

約数ペア:

[(1, 27181360), (2, 13590680), (4, 6795340), (5, 5436272), (8, 3397670), (10, 2718136), (16, 1698835), (20, 1359068), (40, 679534), (41, 662960), (80, 339767), (82, 331480), (164, 165740), (205, 132592), (328, 82870), (410, 66296), (656, 41435), (820, 33148), (1640, 16574), (3280, 8287)]