86898700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2887}}^1$

素因数の和:2951

約数の個数: 72

約数和(自身を含む): 220596992

約数和(自身を除く): 133698292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 301, 350, 430, 602, 700, 860, 1075, 1204, 1505, 2150, 2887, 3010, 4300, 5774, 6020, 7525, 11548, 14435, 15050, 20209, 28870, 30100, 40418, 57740, 72175, 80836, 101045, 124141, 144350, 202090, 248282, 288700, 404180, 496564, 505225, 620705, 868987, 1010450, 1241410, 1737974, 2020900, 2482820, 3103525, 3475948, 4344935, 6207050, 8689870, 12414100, 17379740, 21724675, 43449350, 86898700]

約数ペア:

[(1, 86898700), (2, 43449350), (4, 21724675), (5, 17379740), (7, 12414100), (10, 8689870), (14, 6207050), (20, 4344935), (25, 3475948), (28, 3103525), (35, 2482820), (43, 2020900), (50, 1737974), (70, 1241410), (86, 1010450), (100, 868987), (140, 620705), (172, 505225), (175, 496564), (215, 404180), (301, 288700), (350, 248282), (430, 202090), (602, 144350), (700, 124141), (860, 101045), (1075, 80836), (1204, 72175), (1505, 57740), (2150, 40418), (2887, 30100), (3010, 28870), (4300, 20209), (5774, 15050), (6020, 14435), (7525, 11548)]