70968400

素因数分解:

$2^4\times 5^2\times {\mathrm{177421}}^1$

素因数の和:177439

約数の個数: 30

約数和(自身を含む): 170502542

約数和(自身を除く): 99534142

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 177421, 354842, 709684, 887105, 1419368, 1774210, 2838736, 3548420, 4435525, 7096840, 8871050, 14193680, 17742100, 35484200, 70968400]

約数ペア:

[(1, 70968400), (2, 35484200), (4, 17742100), (5, 14193680), (8, 8871050), (10, 7096840), (16, 4435525), (20, 3548420), (25, 2838736), (40, 1774210), (50, 1419368), (80, 887105), (100, 709684), (200, 354842), (400, 177421)]