921427700

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{89459}}^1$

素因数の和:89576

約数の個数: 36

約数和(自身を含む): 2018933280

約数和(自身を除く): 1097505580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 5150, 10300, 89459, 178918, 357836, 447295, 894590, 1789180, 2236475, 4472950, 8945900, 9214277, 18428554, 36857108, 46071385, 92142770, 184285540, 230356925, 460713850, 921427700]

約数ペア:

[(1, 921427700), (2, 460713850), (4, 230356925), (5, 184285540), (10, 92142770), (20, 46071385), (25, 36857108), (50, 18428554), (100, 9214277), (103, 8945900), (206, 4472950), (412, 2236475), (515, 1789180), (1030, 894590), (2060, 447295), (2575, 357836), (5150, 178918), (10300, 89459)]