6431750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2009

約数の個数: 32

約数和(自身を含む): 12972960

約数和(自身を除く): 6541210

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 1979, 3250, 3958, 9895, 19790, 25727, 49475, 51454, 98950, 128635, 247375, 257270, 494750, 643175, 1286350, 3215875, 6431750]

約数ペア:

[(1, 6431750), (2, 3215875), (5, 1286350), (10, 643175), (13, 494750), (25, 257270), (26, 247375), (50, 128635), (65, 98950), (125, 51454), (130, 49475), (250, 25727), (325, 19790), (650, 9895), (1625, 3958), (1979, 3250)]