63831920

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7457}}^1$

素因数の和:7577

約数の個数: 40

約数和(自身を含む): 149816304

約数和(自身を除く): 85984384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 7457, 8560, 14914, 29828, 37285, 59656, 74570, 119312, 149140, 298280, 596560, 797899, 1595798, 3191596, 3989495, 6383192, 7978990, 12766384, 15957980, 31915960, 63831920]

約数ペア:

[(1, 63831920), (2, 31915960), (4, 15957980), (5, 12766384), (8, 7978990), (10, 6383192), (16, 3989495), (20, 3191596), (40, 1595798), (80, 797899), (107, 596560), (214, 298280), (428, 149140), (535, 119312), (856, 74570), (1070, 59656), (1712, 37285), (2140, 29828), (4280, 14914), (7457, 8560)]