99900700

素因数分解:

$2^2\times 5^2\times {\mathrm{999007}}^1$

素因数の和:999021

約数の個数: 18

約数和(自身を含む): 216784736

約数和(自身を除く): 116884036

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 999007, 1998014, 3996028, 4995035, 9990070, 19980140, 24975175, 49950350, 99900700]

約数ペア:

[(1, 99900700), (2, 49950350), (4, 24975175), (5, 19980140), (10, 9990070), (20, 4995035), (25, 3996028), (50, 1998014), (100, 999007)]