50640640

素因数分解:

$2^8\times 5^1\times {\mathrm{39563}}^1$

素因数の和:39584

約数の個数: 36

約数和(自身を含む): 121303224

約数和(自身を除く): 70662584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 39563, 79126, 158252, 197815, 316504, 395630, 633008, 791260, 1266016, 1582520, 2532032, 3165040, 5064064, 6330080, 10128128, 12660160, 25320320, 50640640]

約数ペア:

[(1, 50640640), (2, 25320320), (4, 12660160), (5, 10128128), (8, 6330080), (10, 5064064), (16, 3165040), (20, 2532032), (32, 1582520), (40, 1266016), (64, 791260), (80, 633008), (128, 395630), (160, 316504), (256, 197815), (320, 158252), (640, 79126), (1280, 39563)]