81089056

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1985

約数の個数: 48

約数和(自身を含む): 168715008

約数和(自身を除く): 87625952

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 86, 124, 172, 248, 344, 496, 688, 992, 1333, 1376, 1901, 2666, 3802, 5332, 7604, 10664, 15208, 21328, 30416, 42656, 58931, 60832, 81743, 117862, 163486, 235724, 326972, 471448, 653944, 942896, 1307888, 1885792, 2534033, 2615776, 5068066, 10136132, 20272264, 40544528, 81089056]

約数ペア:

[(1, 81089056), (2, 40544528), (4, 20272264), (8, 10136132), (16, 5068066), (31, 2615776), (32, 2534033), (43, 1885792), (62, 1307888), (86, 942896), (124, 653944), (172, 471448), (248, 326972), (344, 235724), (496, 163486), (688, 117862), (992, 81743), (1333, 60832), (1376, 58931), (1901, 42656), (2666, 30416), (3802, 21328), (5332, 15208), (7604, 10664)]