81119312

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2441}}^1$

素因数の和:2547

約数の個数: 40

約数和(自身を含む): 164727552

約数和(自身を除く): 83608240

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 248, 268, 496, 536, 1072, 2077, 2441, 4154, 4882, 8308, 9764, 16616, 19528, 33232, 39056, 75671, 151342, 163547, 302684, 327094, 605368, 654188, 1210736, 1308376, 2616752, 5069957, 10139914, 20279828, 40559656, 81119312]

約数ペア:

[(1, 81119312), (2, 40559656), (4, 20279828), (8, 10139914), (16, 5069957), (31, 2616752), (62, 1308376), (67, 1210736), (124, 654188), (134, 605368), (248, 327094), (268, 302684), (496, 163547), (536, 151342), (1072, 75671), (2077, 39056), (2441, 33232), (4154, 19528), (4882, 16616), (8308, 9764)]