80521376

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4721}}^1$

素因数の和:4785

約数の個数: 48

約数和(自身を含む): 174921768

約数和(自身を除く): 94400392

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 208, 328, 416, 533, 656, 1066, 1312, 2132, 4264, 4721, 8528, 9442, 17056, 18884, 37768, 61373, 75536, 122746, 151072, 193561, 245492, 387122, 490984, 774244, 981968, 1548488, 1963936, 2516293, 3096976, 5032586, 6193952, 10065172, 20130344, 40260688, 80521376]

約数ペア:

[(1, 80521376), (2, 40260688), (4, 20130344), (8, 10065172), (13, 6193952), (16, 5032586), (26, 3096976), (32, 2516293), (41, 1963936), (52, 1548488), (82, 981968), (104, 774244), (164, 490984), (208, 387122), (328, 245492), (416, 193561), (533, 151072), (656, 122746), (1066, 75536), (1312, 61373), (2132, 37768), (4264, 18884), (4721, 17056), (8528, 9442)]