91720072

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{5209}}^1$

素因数の和:5317

約数の個数: 32

約数和(自身を含む): 180057600

約数和(自身を除く): 88337528

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 5209, 8804, 10418, 17608, 20836, 41672, 161479, 322958, 369839, 645916, 739678, 1291832, 1479356, 2958712, 11465009, 22930018, 45860036, 91720072]

約数ペア:

[(1, 91720072), (2, 45860036), (4, 22930018), (8, 11465009), (31, 2958712), (62, 1479356), (71, 1291832), (124, 739678), (142, 645916), (248, 369839), (284, 322958), (568, 161479), (2201, 41672), (4402, 20836), (5209, 17608), (8804, 10418)]