68008400

素因数分解:

$2^4\times 5^2\times {\mathrm{170021}}^1$

素因数の和:170039

約数の個数: 30

約数和(自身を含む): 163391142

約数和(自身を除く): 95382742

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 170021, 340042, 680084, 850105, 1360168, 1700210, 2720336, 3400420, 4250525, 6800840, 8501050, 13601680, 17002100, 34004200, 68008400]

約数ペア:

[(1, 68008400), (2, 34004200), (4, 17002100), (5, 13601680), (8, 8501050), (10, 6800840), (16, 4250525), (20, 3400420), (25, 2720336), (40, 1700210), (50, 1360168), (80, 850105), (100, 680084), (200, 340042), (400, 170021)]