16400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1$

素因数の和:59

約数の個数: 30

約数和(自身を含む): 40362

約数和(自身を除く): 23962

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1640, 2050, 3280, 4100, 8200, 16400]

約数ペア:

[(1, 16400), (2, 8200), (4, 4100), (5, 3280), (8, 2050), (10, 1640), (16, 1025), (20, 820), (25, 656), (40, 410), (41, 400), (50, 328), (80, 205), (82, 200), (100, 164)]