48681500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{1987}}^1$

素因数の和:2020

約数の個数: 72

約数和(自身を含む): 123741072

約数和(自身を除く): 75059572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1750, 1987, 2450, 3500, 3974, 4900, 6125, 7948, 9935, 12250, 13909, 19870, 24500, 27818, 39740, 49675, 55636, 69545, 97363, 99350, 139090, 194726, 198700, 248375, 278180, 347725, 389452, 486815, 496750, 695450, 973630, 993500, 1390900, 1738625, 1947260, 2434075, 3477250, 4868150, 6954500, 9736300, 12170375, 24340750, 48681500]

約数ペア:

[(1, 48681500), (2, 24340750), (4, 12170375), (5, 9736300), (7, 6954500), (10, 4868150), (14, 3477250), (20, 2434075), (25, 1947260), (28, 1738625), (35, 1390900), (49, 993500), (50, 973630), (70, 695450), (98, 496750), (100, 486815), (125, 389452), (140, 347725), (175, 278180), (196, 248375), (245, 198700), (250, 194726), (350, 139090), (490, 99350), (500, 97363), (700, 69545), (875, 55636), (980, 49675), (1225, 39740), (1750, 27818), (1987, 24500), (2450, 19870), (3500, 13909), (3974, 12250), (4900, 9935), (6125, 7948)]