20132916950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{57269}}^1$

素因数の和:57449

約数の個数: 48

約数和(自身を含む): 38347992000

約数和(自身を除く): 18215075050

約数列:

[1, 2, 5, 10, 25, 50, 79, 89, 158, 178, 395, 445, 790, 890, 1975, 2225, 3950, 4450, 7031, 14062, 35155, 57269, 70310, 114538, 175775, 286345, 351550, 572690, 1431725, 2863450, 4524251, 5096941, 9048502, 10193882, 22621255, 25484705, 45242510, 50969410, 113106275, 127423525, 226212550, 254847050, 402658339, 805316678, 2013291695, 4026583390, 10066458475, 20132916950]

約数ペア:

[(1, 20132916950), (2, 10066458475), (5, 4026583390), (10, 2013291695), (25, 805316678), (50, 402658339), (79, 254847050), (89, 226212550), (158, 127423525), (178, 113106275), (395, 50969410), (445, 45242510), (790, 25484705), (890, 22621255), (1975, 10193882), (2225, 9048502), (3950, 5096941), (4450, 4524251), (7031, 2863450), (14062, 1431725), (35155, 572690), (57269, 351550), (70310, 286345), (114538, 175775)]