49448840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{25229}}^1$

素因数の和:25254

約数の個数: 48

約数和(自身を含む): 129429900

約数和(自身を除く): 79981060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 25229, 50458, 100916, 126145, 176603, 201832, 252290, 353206, 504580, 706412, 883015, 1009160, 1236221, 1412824, 1766030, 2472442, 3532060, 4944884, 6181105, 7064120, 9889768, 12362210, 24724420, 49448840]

約数ペア:

[(1, 49448840), (2, 24724420), (4, 12362210), (5, 9889768), (7, 7064120), (8, 6181105), (10, 4944884), (14, 3532060), (20, 2472442), (28, 1766030), (35, 1412824), (40, 1236221), (49, 1009160), (56, 883015), (70, 706412), (98, 504580), (140, 353206), (196, 252290), (245, 201832), (280, 176603), (392, 126145), (490, 100916), (980, 50458), (1960, 25229)]