7993850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 15903000

約数和(自身を除く): 7909150

約数列:

[1, 2, 5, 10, 25, 29, 37, 50, 58, 74, 145, 149, 185, 290, 298, 370, 725, 745, 925, 1073, 1450, 1490, 1850, 2146, 3725, 4321, 5365, 5513, 7450, 8642, 10730, 11026, 21605, 26825, 27565, 43210, 53650, 55130, 108025, 137825, 159877, 216050, 275650, 319754, 799385, 1598770, 3996925, 7993850]

約数ペア:

[(1, 7993850), (2, 3996925), (5, 1598770), (10, 799385), (25, 319754), (29, 275650), (37, 216050), (50, 159877), (58, 137825), (74, 108025), (145, 55130), (149, 53650), (185, 43210), (290, 27565), (298, 26825), (370, 21605), (725, 11026), (745, 10730), (925, 8642), (1073, 7450), (1450, 5513), (1490, 5365), (1850, 4321), (2146, 3725)]