125221880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{447221}}^1$

素因数の和:447239

約数の個数: 32

約数和(自身を含む): 321999840

約数和(自身を除く): 196777960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 447221, 894442, 1788884, 2236105, 3130547, 3577768, 4472210, 6261094, 8944420, 12522188, 15652735, 17888840, 25044376, 31305470, 62610940, 125221880]

約数ペア:

[(1, 125221880), (2, 62610940), (4, 31305470), (5, 25044376), (7, 17888840), (8, 15652735), (10, 12522188), (14, 8944420), (20, 6261094), (28, 4472210), (35, 3577768), (40, 3130547), (56, 2236105), (70, 1788884), (140, 894442), (280, 447221)]