51280120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{44207}}^1$

素因数の和:44247

約数の個数: 32

約数和(自身を含む): 119361600

約数和(自身を除く): 68081480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 44207, 88414, 176828, 221035, 353656, 442070, 884140, 1282003, 1768280, 2564006, 5128012, 6410015, 10256024, 12820030, 25640060, 51280120]

約数ペア:

[(1, 51280120), (2, 25640060), (4, 12820030), (5, 10256024), (8, 6410015), (10, 5128012), (20, 2564006), (29, 1768280), (40, 1282003), (58, 884140), (116, 442070), (145, 353656), (232, 221035), (290, 176828), (580, 88414), (1160, 44207)]