64098940

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{6581}}^1$

素因数の和:7077

約数の個数: 24

約数和(自身を含む): 134904672

約数和(自身を除く): 70805732

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 6581, 9740, 13162, 26324, 32905, 65810, 131620, 3204947, 6409894, 12819788, 16024735, 32049470, 64098940]

約数ペア:

[(1, 64098940), (2, 32049470), (4, 16024735), (5, 12819788), (10, 6409894), (20, 3204947), (487, 131620), (974, 65810), (1948, 32905), (2435, 26324), (4870, 13162), (6581, 9740)]