51987910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3539}}^1$

素因数の和:3672

約数の個数: 32

約数和(自身を含む): 101697120

約数和(自身を除く): 49709210

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 2938, 3539, 7078, 7345, 14690, 17695, 35390, 46007, 92014, 230035, 399907, 460070, 799814, 1999535, 3999070, 5198791, 10397582, 25993955, 51987910]

約数ペア:

[(1, 51987910), (2, 25993955), (5, 10397582), (10, 5198791), (13, 3999070), (26, 1999535), (65, 799814), (113, 460070), (130, 399907), (226, 230035), (565, 92014), (1130, 46007), (1469, 35390), (2938, 17695), (3539, 14690), (7078, 7345)]