2043750

素因数分解:

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

素因数の和:139

約数の個数: 48

約数和(自身を含む): 5155920

約数和(自身を除く): 3112170

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 109, 125, 150, 218, 250, 327, 375, 545, 625, 654, 750, 1090, 1250, 1635, 1875, 2725, 3125, 3270, 3750, 5450, 6250, 8175, 9375, 13625, 16350, 18750, 27250, 40875, 68125, 81750, 136250, 204375, 340625, 408750, 681250, 1021875, 2043750]

約数ペア:

[(1, 2043750), (2, 1021875), (3, 681250), (5, 408750), (6, 340625), (10, 204375), (15, 136250), (25, 81750), (30, 68125), (50, 40875), (75, 27250), (109, 18750), (125, 16350), (150, 13625), (218, 9375), (250, 8175), (327, 6250), (375, 5450), (545, 3750), (625, 3270), (654, 3125), (750, 2725), (1090, 1875), (1250, 1635)]