8641750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2659}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 17428320

約数和(自身を除く): 8786570

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 2659, 3250, 5318, 13295, 26590, 34567, 66475, 69134, 132950, 172835, 332375, 345670, 664750, 864175, 1728350, 4320875, 8641750]

約数ペア:

[(1, 8641750), (2, 4320875), (5, 1728350), (10, 864175), (13, 664750), (25, 345670), (26, 332375), (50, 172835), (65, 132950), (125, 69134), (130, 66475), (250, 34567), (325, 26590), (650, 13295), (1625, 5318), (2659, 3250)]