19008750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 80

約数和(自身を含む): 49146768

約数和(自身を除く): 30138018

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 50, 74, 75, 111, 125, 137, 150, 185, 222, 250, 274, 370, 375, 411, 555, 625, 685, 750, 822, 925, 1110, 1250, 1370, 1850, 1875, 2055, 2775, 3425, 3750, 4110, 4625, 5069, 5550, 6850, 9250, 10138, 10275, 13875, 15207, 17125, 20550, 23125, 25345, 27750, 30414, 34250, 46250, 50690, 51375, 69375, 76035, 85625, 102750, 126725, 138750, 152070, 171250, 253450, 256875, 380175, 513750, 633625, 760350, 1267250, 1900875, 3168125, 3801750, 6336250, 9504375, 19008750]

約数ペア:

[(1, 19008750), (2, 9504375), (3, 6336250), (5, 3801750), (6, 3168125), (10, 1900875), (15, 1267250), (25, 760350), (30, 633625), (37, 513750), (50, 380175), (74, 256875), (75, 253450), (111, 171250), (125, 152070), (137, 138750), (150, 126725), (185, 102750), (222, 85625), (250, 76035), (274, 69375), (370, 51375), (375, 50690), (411, 46250), (555, 34250), (625, 30414), (685, 27750), (750, 25345), (822, 23125), (925, 20550), (1110, 17125), (1250, 15207), (1370, 13875), (1850, 10275), (1875, 10138), (2055, 9250), (2775, 6850), (3425, 5550), (3750, 5069), (4110, 4625)]