61255180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2221}}^1$

素因数の和:2434

約数の個数: 48

約数和(自身を含む): 147825216

約数和(自身を除く): 86570036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2221, 2758, 3940, 4442, 5516, 6895, 8884, 11105, 13790, 15547, 22210, 27580, 31094, 44420, 62188, 77735, 155470, 310940, 437537, 875074, 1750148, 2187685, 3062759, 4375370, 6125518, 8750740, 12251036, 15313795, 30627590, 61255180]

約数ペア:

[(1, 61255180), (2, 30627590), (4, 15313795), (5, 12251036), (7, 8750740), (10, 6125518), (14, 4375370), (20, 3062759), (28, 2187685), (35, 1750148), (70, 875074), (140, 437537), (197, 310940), (394, 155470), (788, 77735), (985, 62188), (1379, 44420), (1970, 31094), (2221, 27580), (2758, 22210), (3940, 15547), (4442, 13790), (5516, 11105), (6895, 8884)]