127748960

素因数分解:

$2^5\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3181}}^1$

素因数の和:3447

約数の個数: 48

約数和(自身を含む): 303104592

約数和(自身を除く): 175355632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 251, 502, 1004, 1255, 2008, 2510, 3181, 4016, 5020, 6362, 8032, 10040, 12724, 15905, 20080, 25448, 31810, 40160, 50896, 63620, 101792, 127240, 254480, 508960, 798431, 1596862, 3193724, 3992155, 6387448, 7984310, 12774896, 15968620, 25549792, 31937240, 63874480, 127748960]

約数ペア:

[(1, 127748960), (2, 63874480), (4, 31937240), (5, 25549792), (8, 15968620), (10, 12774896), (16, 7984310), (20, 6387448), (32, 3992155), (40, 3193724), (80, 1596862), (160, 798431), (251, 508960), (502, 254480), (1004, 127240), (1255, 101792), (2008, 63620), (2510, 50896), (3181, 40160), (4016, 31810), (5020, 25448), (6362, 20080), (8032, 15905), (10040, 12724)]