54400970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13499}}^1$

素因数の和:13550

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 54463030

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 13499, 26998, 67495, 134990, 175487, 350974, 418469, 836938, 877435, 1754870, 2092345, 4184690, 5440097, 10880194, 27200485, 54400970]

約数ペア:

[(1, 54400970), (2, 27200485), (5, 10880194), (10, 5440097), (13, 4184690), (26, 2092345), (31, 1754870), (62, 877435), (65, 836938), (130, 418469), (155, 350974), (310, 175487), (403, 134990), (806, 67495), (2015, 26998), (4030, 13499)]