91380976

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 180818784

約数和(自身を除く): 89437808

約数列:

[1, 2, 4, 8, 16, 71, 142, 257, 284, 313, 514, 568, 626, 1028, 1136, 1252, 2056, 2504, 4112, 5008, 18247, 22223, 36494, 44446, 72988, 80441, 88892, 145976, 160882, 177784, 291952, 321764, 355568, 643528, 1287056, 5711311, 11422622, 22845244, 45690488, 91380976]

約数ペア:

[(1, 91380976), (2, 45690488), (4, 22845244), (8, 11422622), (16, 5711311), (71, 1287056), (142, 643528), (257, 355568), (284, 321764), (313, 291952), (514, 177784), (568, 160882), (626, 145976), (1028, 88892), (1136, 80441), (1252, 72988), (2056, 44446), (2504, 36494), (4112, 22223), (5008, 18247)]