4087500

素因数分解:

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

素因数の和:141

約数の個数: 72

約数和(自身を含む): 12030480

約数和(自身を除く): 7942980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 109, 125, 150, 218, 250, 300, 327, 375, 436, 500, 545, 625, 654, 750, 1090, 1250, 1308, 1500, 1635, 1875, 2180, 2500, 2725, 3125, 3270, 3750, 5450, 6250, 6540, 7500, 8175, 9375, 10900, 12500, 13625, 16350, 18750, 27250, 32700, 37500, 40875, 54500, 68125, 81750, 136250, 163500, 204375, 272500, 340625, 408750, 681250, 817500, 1021875, 1362500, 2043750, 4087500]

約数ペア:

[(1, 4087500), (2, 2043750), (3, 1362500), (4, 1021875), (5, 817500), (6, 681250), (10, 408750), (12, 340625), (15, 272500), (20, 204375), (25, 163500), (30, 136250), (50, 81750), (60, 68125), (75, 54500), (100, 40875), (109, 37500), (125, 32700), (150, 27250), (218, 18750), (250, 16350), (300, 13625), (327, 12500), (375, 10900), (436, 9375), (500, 8175), (545, 7500), (625, 6540), (654, 6250), (750, 5450), (1090, 3750), (1250, 3270), (1308, 3125), (1500, 2725), (1635, 2500), (1875, 2180)]