16987750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5227}}^1$

素因数の和:5257

約数の個数: 32

約数和(自身を含む): 34253856

約数和(自身を除く): 17266106

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 5227, 10454, 26135, 52270, 67951, 130675, 135902, 261350, 339755, 653375, 679510, 1306750, 1698775, 3397550, 8493875, 16987750]

約数ペア:

[(1, 16987750), (2, 8493875), (5, 3397550), (10, 1698775), (13, 1306750), (25, 679510), (26, 653375), (50, 339755), (65, 261350), (125, 135902), (130, 130675), (250, 67951), (325, 52270), (650, 26135), (1625, 10454), (3250, 5227)]