82690900

素因数分解:

$2^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{3919}}^1$

素因数の和:4144

約数の個数: 36

約数和(自身を含む): 180335680

約数和(自身を除く): 97644780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 211, 422, 844, 1055, 2110, 3919, 4220, 5275, 7838, 10550, 15676, 19595, 21100, 39190, 78380, 97975, 195950, 391900, 826909, 1653818, 3307636, 4134545, 8269090, 16538180, 20672725, 41345450, 82690900]

約数ペア:

[(1, 82690900), (2, 41345450), (4, 20672725), (5, 16538180), (10, 8269090), (20, 4134545), (25, 3307636), (50, 1653818), (100, 826909), (211, 391900), (422, 195950), (844, 97975), (1055, 78380), (2110, 39190), (3919, 21100), (4220, 19595), (5275, 15676), (7838, 10550)]