8520700

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:766

約数の個数: 36

約数和(自身を含む): 18653320

約数和(自身を除く): 10132620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 613, 695, 1226, 1390, 2452, 2780, 3065, 3475, 6130, 6950, 12260, 13900, 15325, 30650, 61300, 85207, 170414, 340828, 426035, 852070, 1704140, 2130175, 4260350, 8520700]

約数ペア:

[(1, 8520700), (2, 4260350), (4, 2130175), (5, 1704140), (10, 852070), (20, 426035), (25, 340828), (50, 170414), (100, 85207), (139, 61300), (278, 30650), (556, 15325), (613, 13900), (695, 12260), (1226, 6950), (1390, 6130), (2452, 3475), (2780, 3065)]