2000475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:556

約数の個数: 36

約数和(自身を含む): 3801096

約数和(自身を除く): 1800621

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 523, 765, 1275, 1569, 2615, 3825, 4707, 7845, 8891, 13075, 23535, 26673, 39225, 44455, 80019, 117675, 133365, 222275, 400095, 666825, 2000475]

約数ペア:

[(1, 2000475), (3, 666825), (5, 400095), (9, 222275), (15, 133365), (17, 117675), (25, 80019), (45, 44455), (51, 39225), (75, 26673), (85, 23535), (153, 13075), (225, 8891), (255, 7845), (425, 4707), (523, 3825), (765, 2615), (1275, 1569)]