42878500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{12251}}^1$

素因数の和:12277

約数の個数: 48

約数和(自身を含む): 107033472

約数和(自身を除く): 64154972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 12251, 24502, 49004, 61255, 85757, 122510, 171514, 245020, 306275, 343028, 428785, 612550, 857570, 1225100, 1531375, 1715140, 2143925, 3062750, 4287850, 6125500, 8575700, 10719625, 21439250, 42878500]

約数ペア:

[(1, 42878500), (2, 21439250), (4, 10719625), (5, 8575700), (7, 6125500), (10, 4287850), (14, 3062750), (20, 2143925), (25, 1715140), (28, 1531375), (35, 1225100), (50, 857570), (70, 612550), (100, 428785), (125, 343028), (140, 306275), (175, 245020), (250, 171514), (350, 122510), (500, 85757), (700, 61255), (875, 49004), (1750, 24502), (3500, 12251)]