41981000

素因数分解:

$2^3\times 5^3\times {\mathrm{41981}}^1$

素因数の和:42002

約数の個数: 32

約数和(自身を含む): 98237880

約数和(自身を除く): 56256880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 41981, 83962, 167924, 209905, 335848, 419810, 839620, 1049525, 1679240, 2099050, 4198100, 5247625, 8396200, 10495250, 20990500, 41981000]

約数ペア:

[(1, 41981000), (2, 20990500), (4, 10495250), (5, 8396200), (8, 5247625), (10, 4198100), (20, 2099050), (25, 1679240), (40, 1049525), (50, 839620), (100, 419810), (125, 335848), (200, 209905), (250, 167924), (500, 83962), (1000, 41981)]