252490400

素因数分解:

$2^5\times 5^2\times {\mathrm{315613}}^1$

素因数の和:315633

約数の個数: 36

約数和(自身を含む): 616394142

約数和(自身を除く): 363903742

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 315613, 631226, 1262452, 1578065, 2524904, 3156130, 5049808, 6312260, 7890325, 10099616, 12624520, 15780650, 25249040, 31561300, 50498080, 63122600, 126245200, 252490400]

約数ペア:

[(1, 252490400), (2, 126245200), (4, 63122600), (5, 50498080), (8, 31561300), (10, 25249040), (16, 15780650), (20, 12624520), (25, 10099616), (32, 7890325), (40, 6312260), (50, 5049808), (80, 3156130), (100, 2524904), (160, 1578065), (200, 1262452), (400, 631226), (800, 315613)]