854900

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:200

約数の個数: 36

約数和(自身を含む): 1895712

約数和(自身を除く): 1040812

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 103, 166, 206, 332, 412, 415, 515, 830, 1030, 1660, 2060, 2075, 2575, 4150, 5150, 8300, 8549, 10300, 17098, 34196, 42745, 85490, 170980, 213725, 427450, 854900]

約数ペア:

[(1, 854900), (2, 427450), (4, 213725), (5, 170980), (10, 85490), (20, 42745), (25, 34196), (50, 17098), (83, 10300), (100, 8549), (103, 8300), (166, 5150), (206, 4150), (332, 2575), (412, 2075), (415, 2060), (515, 1660), (830, 1030)]