100012520

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{3083}}^1$

素因数の和:3905

約数の個数: 32

約数和(自身を含む): 225378720

約数和(自身を除く): 125366200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 3083, 3244, 4055, 6166, 6488, 8110, 12332, 15415, 16220, 24664, 30830, 32440, 61660, 123320, 2500313, 5000626, 10001252, 12501565, 20002504, 25003130, 50006260, 100012520]

約数ペア:

[(1, 100012520), (2, 50006260), (4, 25003130), (5, 20002504), (8, 12501565), (10, 10001252), (20, 5000626), (40, 2500313), (811, 123320), (1622, 61660), (3083, 32440), (3244, 30830), (4055, 24664), (6166, 16220), (6488, 15415), (8110, 12332)]