127711280

素因数分解:

$2^4\times 5^1\times {\mathrm{797}}^1\times {\mathrm{2003}}^1$

素因数の和:2813

約数の個数: 40

約数和(自身を含む): 297449712

約数和(自身を除く): 169738432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 797, 1594, 2003, 3188, 3985, 4006, 6376, 7970, 8012, 10015, 12752, 15940, 16024, 20030, 31880, 32048, 40060, 63760, 80120, 160240, 1596391, 3192782, 6385564, 7981955, 12771128, 15963910, 25542256, 31927820, 63855640, 127711280]

約数ペア:

[(1, 127711280), (2, 63855640), (4, 31927820), (5, 25542256), (8, 15963910), (10, 12771128), (16, 7981955), (20, 6385564), (40, 3192782), (80, 1596391), (797, 160240), (1594, 80120), (2003, 63760), (3188, 40060), (3985, 32048), (4006, 31880), (6376, 20030), (7970, 16024), (8012, 15940), (10015, 12752)]