123216050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{27689}}^1$

素因数の和:27790

約数の個数: 24

約数和(自身を含む): 231765300

約数和(自身を除く): 108549250

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 27689, 55378, 138445, 276890, 692225, 1384450, 2464321, 4928642, 12321605, 24643210, 61608025, 123216050]

約数ペア:

[(1, 123216050), (2, 61608025), (5, 24643210), (10, 12321605), (25, 4928642), (50, 2464321), (89, 1384450), (178, 692225), (445, 276890), (890, 138445), (2225, 55378), (4450, 27689)]