165981704

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{80107}}^1$

素因数の和:80157

約数の個数: 32

約数和(自身を含む): 365292480

約数和(自身を除く): 199310776

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 80107, 160214, 320428, 560749, 640856, 1121498, 2242996, 2963959, 4485992, 5927918, 11855836, 20747713, 23711672, 41495426, 82990852, 165981704]

約数ペア:

[(1, 165981704), (2, 82990852), (4, 41495426), (7, 23711672), (8, 20747713), (14, 11855836), (28, 5927918), (37, 4485992), (56, 2963959), (74, 2242996), (148, 1121498), (259, 640856), (296, 560749), (518, 320428), (1036, 160214), (2072, 80107)]