81464864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1733}}^1$

素因数の和:1869

約数の個数: 48

約数和(自身を含む): 174350232

約数和(自身を除く): 92885368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 113, 208, 226, 416, 452, 904, 1469, 1733, 1808, 2938, 3466, 3616, 5876, 6932, 11752, 13864, 22529, 23504, 27728, 45058, 47008, 55456, 90116, 180232, 195829, 360464, 391658, 720928, 783316, 1566632, 2545777, 3133264, 5091554, 6266528, 10183108, 20366216, 40732432, 81464864]

約数ペア:

[(1, 81464864), (2, 40732432), (4, 20366216), (8, 10183108), (13, 6266528), (16, 5091554), (26, 3133264), (32, 2545777), (52, 1566632), (104, 783316), (113, 720928), (208, 391658), (226, 360464), (416, 195829), (452, 180232), (904, 90116), (1469, 55456), (1733, 47008), (1808, 45058), (2938, 27728), (3466, 23504), (3616, 22529), (5876, 13864), (6932, 11752)]