397672700

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{38609}}^1$

素因数の和:38726

約数の個数: 36

約数和(自身を含む): 871350480

約数和(自身を除く): 473677780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 5150, 10300, 38609, 77218, 154436, 193045, 386090, 772180, 965225, 1930450, 3860900, 3976727, 7953454, 15906908, 19883635, 39767270, 79534540, 99418175, 198836350, 397672700]

約数ペア:

[(1, 397672700), (2, 198836350), (4, 99418175), (5, 79534540), (10, 39767270), (20, 19883635), (25, 15906908), (50, 7953454), (100, 3976727), (103, 3860900), (206, 1930450), (412, 965225), (515, 772180), (1030, 386090), (2060, 193045), (2575, 154436), (5150, 77218), (10300, 38609)]