122507120

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{15787}}^1$

素因数の和:15897

約数の個数: 40

約数和(自身を含む): 287783664

約数和(自身を除く): 165276544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 15787, 31574, 63148, 78935, 126296, 157870, 252592, 315740, 631480, 1262960, 1531339, 3062678, 6125356, 7656695, 12250712, 15313390, 24501424, 30626780, 61253560, 122507120]

約数ペア:

[(1, 122507120), (2, 61253560), (4, 30626780), (5, 24501424), (8, 15313390), (10, 12250712), (16, 7656695), (20, 6125356), (40, 3062678), (80, 1531339), (97, 1262960), (194, 631480), (388, 315740), (485, 252592), (776, 157870), (970, 126296), (1552, 78935), (1940, 63148), (3880, 31574), (7760, 15787)]