126830900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{443}}^1$

素因数の和:873

約数の個数: 72

約数和(自身を含む): 316021440

約数和(自身を除く): 189190540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 409, 443, 700, 818, 886, 1636, 1772, 2045, 2215, 2863, 3101, 4090, 4430, 5726, 6202, 8180, 8860, 10225, 11075, 11452, 12404, 14315, 15505, 20450, 22150, 28630, 31010, 40900, 44300, 57260, 62020, 71575, 77525, 143150, 155050, 181187, 286300, 310100, 362374, 724748, 905935, 1268309, 1811870, 2536618, 3623740, 4529675, 5073236, 6341545, 9059350, 12683090, 18118700, 25366180, 31707725, 63415450, 126830900]

約数ペア:

[(1, 126830900), (2, 63415450), (4, 31707725), (5, 25366180), (7, 18118700), (10, 12683090), (14, 9059350), (20, 6341545), (25, 5073236), (28, 4529675), (35, 3623740), (50, 2536618), (70, 1811870), (100, 1268309), (140, 905935), (175, 724748), (350, 362374), (409, 310100), (443, 286300), (700, 181187), (818, 155050), (886, 143150), (1636, 77525), (1772, 71575), (2045, 62020), (2215, 57260), (2863, 44300), (3101, 40900), (4090, 31010), (4430, 28630), (5726, 22150), (6202, 20450), (8180, 15505), (8860, 14315), (10225, 12404), (11075, 11452)]