71663216

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1009}}^1$

素因数の和:1233

約数の個数: 40

約数和(自身を含む): 145779360

約数和(自身を除く): 74116144

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 193, 368, 386, 772, 1009, 1544, 2018, 3088, 4036, 4439, 8072, 8878, 16144, 17756, 23207, 35512, 46414, 71024, 92828, 185656, 194737, 371312, 389474, 778948, 1557896, 3115792, 4478951, 8957902, 17915804, 35831608, 71663216]

約数ペア:

[(1, 71663216), (2, 35831608), (4, 17915804), (8, 8957902), (16, 4478951), (23, 3115792), (46, 1557896), (92, 778948), (184, 389474), (193, 371312), (368, 194737), (386, 185656), (772, 92828), (1009, 71024), (1544, 46414), (2018, 35512), (3088, 23207), (4036, 17756), (4439, 16144), (8072, 8878)]