80330240

素因数分解:

$2^9\times 5^1\times {\mathrm{31379}}^1$

素因数の和:31402

約数の個数: 40

約数和(自身を含む): 192610440

約数和(自身を除く): 112280200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 31379, 62758, 125516, 156895, 251032, 313790, 502064, 627580, 1004128, 1255160, 2008256, 2510320, 4016512, 5020640, 8033024, 10041280, 16066048, 20082560, 40165120, 80330240]

約数ペア:

[(1, 80330240), (2, 40165120), (4, 20082560), (5, 16066048), (8, 10041280), (10, 8033024), (16, 5020640), (20, 4016512), (32, 2510320), (40, 2008256), (64, 1255160), (80, 1004128), (128, 627580), (160, 502064), (256, 313790), (320, 251032), (512, 156895), (640, 125516), (1280, 62758), (2560, 31379)]