1222500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{163}}^1$

素因数の和:190

約数の個数: 60

約数和(自身を含む): 3586352

約数和(自身を除く): 2363852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 163, 250, 300, 326, 375, 489, 500, 625, 652, 750, 815, 978, 1250, 1500, 1630, 1875, 1956, 2445, 2500, 3260, 3750, 4075, 4890, 7500, 8150, 9780, 12225, 16300, 20375, 24450, 40750, 48900, 61125, 81500, 101875, 122250, 203750, 244500, 305625, 407500, 611250, 1222500]

約数ペア:

[(1, 1222500), (2, 611250), (3, 407500), (4, 305625), (5, 244500), (6, 203750), (10, 122250), (12, 101875), (15, 81500), (20, 61125), (25, 48900), (30, 40750), (50, 24450), (60, 20375), (75, 16300), (100, 12225), (125, 9780), (150, 8150), (163, 7500), (250, 4890), (300, 4075), (326, 3750), (375, 3260), (489, 2500), (500, 2445), (625, 1956), (652, 1875), (750, 1630), (815, 1500), (978, 1250)]