197392400

素因数分解:

$2^4\times 5^2\times {\mathrm{493481}}^1$

素因数の和:493499

約数の個数: 30

約数和(自身を含む): 474236202

約数和(自身を除く): 276843802

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 493481, 986962, 1973924, 2467405, 3947848, 4934810, 7895696, 9869620, 12337025, 19739240, 24674050, 39478480, 49348100, 98696200, 197392400]

約数ペア:

[(1, 197392400), (2, 98696200), (4, 49348100), (5, 39478480), (8, 24674050), (10, 19739240), (16, 12337025), (20, 9869620), (25, 7895696), (40, 4934810), (50, 3947848), (80, 2467405), (100, 1973924), (200, 986962), (400, 493481)]