74665000

素因数分解:

$2^3\times 5^4\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 177833700

約数和(自身を除く): 103168700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 125, 137, 200, 218, 250, 274, 436, 500, 545, 548, 625, 685, 872, 1000, 1090, 1096, 1250, 1370, 2180, 2500, 2725, 2740, 3425, 4360, 5000, 5450, 5480, 6850, 10900, 13625, 13700, 14933, 17125, 21800, 27250, 27400, 29866, 34250, 54500, 59732, 68125, 68500, 74665, 85625, 109000, 119464, 136250, 137000, 149330, 171250, 272500, 298660, 342500, 373325, 545000, 597320, 685000, 746650, 1493300, 1866625, 2986600, 3733250, 7466500, 9333125, 14933000, 18666250, 37332500, 74665000]

約数ペア:

[(1, 74665000), (2, 37332500), (4, 18666250), (5, 14933000), (8, 9333125), (10, 7466500), (20, 3733250), (25, 2986600), (40, 1866625), (50, 1493300), (100, 746650), (109, 685000), (125, 597320), (137, 545000), (200, 373325), (218, 342500), (250, 298660), (274, 272500), (436, 171250), (500, 149330), (545, 137000), (548, 136250), (625, 119464), (685, 109000), (872, 85625), (1000, 74665), (1090, 68500), (1096, 68125), (1250, 59732), (1370, 54500), (2180, 34250), (2500, 29866), (2725, 27400), (2740, 27250), (3425, 21800), (4360, 17125), (5000, 14933), (5450, 13700), (5480, 13625), (6850, 10900)]