85460120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25741}}^1$

素因数の和:25835

約数の個数: 32

約数和(自身を含む): 194609520

約数和(自身を除く): 109149400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 25741, 51482, 102964, 128705, 205928, 257410, 514820, 1029640, 2136503, 4273006, 8546012, 10682515, 17092024, 21365030, 42730060, 85460120]

約数ペア:

[(1, 85460120), (2, 42730060), (4, 21365030), (5, 17092024), (8, 10682515), (10, 8546012), (20, 4273006), (40, 2136503), (83, 1029640), (166, 514820), (332, 257410), (415, 205928), (664, 128705), (830, 102964), (1660, 51482), (3320, 25741)]