259242230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{11527}}^1$

素因数の和:11720

約数の個数: 32

約数和(自身を含む): 505479744

約数和(自身を除く): 246237514

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 4498, 11245, 11527, 22490, 23054, 57635, 115270, 149851, 299702, 749255, 1498510, 1994171, 3988342, 9970855, 19941710, 25924223, 51848446, 129621115, 259242230]

約数ペア:

[(1, 259242230), (2, 129621115), (5, 51848446), (10, 25924223), (13, 19941710), (26, 9970855), (65, 3988342), (130, 1994171), (173, 1498510), (346, 749255), (865, 299702), (1730, 149851), (2249, 115270), (4498, 57635), (11245, 23054), (11527, 22490)]