91184920

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{3491}}^1$

素因数の和:4155

約数の個数: 32

約数和(自身を含む): 205539120

約数和(自身を除く): 114354200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 3491, 5224, 6530, 6982, 13060, 13964, 17455, 26120, 27928, 34910, 69820, 139640, 2279623, 4559246, 9118492, 11398115, 18236984, 22796230, 45592460, 91184920]

約数ペア:

[(1, 91184920), (2, 45592460), (4, 22796230), (5, 18236984), (8, 11398115), (10, 9118492), (20, 4559246), (40, 2279623), (653, 139640), (1306, 69820), (2612, 34910), (3265, 27928), (3491, 26120), (5224, 17455), (6530, 13964), (6982, 13060)]