76631840

素因数分解:

$2^5\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1091}}^1$

素因数の和:1545

約数の個数: 48

約数和(自身を含む): 181621440

約数和(自身を除く): 104989600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 439, 878, 1091, 1756, 2182, 2195, 3512, 4364, 4390, 5455, 7024, 8728, 8780, 10910, 14048, 17456, 17560, 21820, 34912, 35120, 43640, 70240, 87280, 174560, 478949, 957898, 1915796, 2394745, 3831592, 4789490, 7663184, 9578980, 15326368, 19157960, 38315920, 76631840]

約数ペア:

[(1, 76631840), (2, 38315920), (4, 19157960), (5, 15326368), (8, 9578980), (10, 7663184), (16, 4789490), (20, 3831592), (32, 2394745), (40, 1915796), (80, 957898), (160, 478949), (439, 174560), (878, 87280), (1091, 70240), (1756, 43640), (2182, 35120), (2195, 34912), (3512, 21820), (4364, 17560), (4390, 17456), (5455, 14048), (7024, 10910), (8728, 8780)]