18145300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{6257}}^1$

素因数の和:6300

約数の個数: 36

約数和(自身を含む): 40739580

約数和(自身を除く): 22594280

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 6257, 12514, 25028, 31285, 62570, 125140, 156425, 181453, 312850, 362906, 625700, 725812, 907265, 1814530, 3629060, 4536325, 9072650, 18145300]

約数ペア:

[(1, 18145300), (2, 9072650), (4, 4536325), (5, 3629060), (10, 1814530), (20, 907265), (25, 725812), (29, 625700), (50, 362906), (58, 312850), (100, 181453), (116, 156425), (145, 125140), (290, 62570), (580, 31285), (725, 25028), (1450, 12514), (2900, 6257)]