86310880

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2099}}^1$

素因数の和:2371

約数の個数: 48

約数和(自身を含む): 204800400

約数和(自身を除く): 118489520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 2056, 2099, 2570, 4112, 4198, 5140, 8224, 8396, 10280, 10495, 16792, 20560, 20990, 33584, 41120, 41980, 67168, 83960, 167920, 335840, 539443, 1078886, 2157772, 2697215, 4315544, 5394430, 8631088, 10788860, 17262176, 21577720, 43155440, 86310880]

約数ペア:

[(1, 86310880), (2, 43155440), (4, 21577720), (5, 17262176), (8, 10788860), (10, 8631088), (16, 5394430), (20, 4315544), (32, 2697215), (40, 2157772), (80, 1078886), (160, 539443), (257, 335840), (514, 167920), (1028, 83960), (1285, 67168), (2056, 41980), (2099, 41120), (2570, 33584), (4112, 20990), (4198, 20560), (5140, 16792), (8224, 10495), (8396, 10280)]