158979800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{113557}}^1$

素因数の和:113580

約数の個数: 48

約数和(自身を含む): 422435760

約数和(自身を除く): 263455960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 113557, 227114, 454228, 567785, 794899, 908456, 1135570, 1589798, 2271140, 2838925, 3179596, 3974495, 4542280, 5677850, 6359192, 7948990, 11355700, 15897980, 19872475, 22711400, 31795960, 39744950, 79489900, 158979800]

約数ペア:

[(1, 158979800), (2, 79489900), (4, 39744950), (5, 31795960), (7, 22711400), (8, 19872475), (10, 15897980), (14, 11355700), (20, 7948990), (25, 6359192), (28, 5677850), (35, 4542280), (40, 3974495), (50, 3179596), (56, 2838925), (70, 2271140), (100, 1589798), (140, 1135570), (175, 908456), (200, 794899), (280, 567785), (350, 454228), (700, 227114), (1400, 113557)]