100867840

素因数分解:

$2^8\times 5^1\times {\mathrm{78803}}^1$

素因数の和:78824

約数の個数: 36

約数和(自身を含む): 241613064

約数和(自身を除く): 140745224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 78803, 157606, 315212, 394015, 630424, 788030, 1260848, 1576060, 2521696, 3152120, 5043392, 6304240, 10086784, 12608480, 20173568, 25216960, 50433920, 100867840]

約数ペア:

[(1, 100867840), (2, 50433920), (4, 25216960), (5, 20173568), (8, 12608480), (10, 10086784), (16, 6304240), (20, 5043392), (32, 3152120), (40, 2521696), (64, 1576060), (80, 1260848), (128, 788030), (160, 630424), (256, 394015), (320, 315212), (640, 157606), (1280, 78803)]