81353904

素因数分解:

$2^4\times 3^1\times {\mathrm{389}}^1\times {\mathrm{4357}}^1$

素因数の和:4757

約数の個数: 40

約数和(自身を含む): 210752880

約数和(自身を除く): 129398976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 389, 778, 1167, 1556, 2334, 3112, 4357, 4668, 6224, 8714, 9336, 13071, 17428, 18672, 26142, 34856, 52284, 69712, 104568, 209136, 1694873, 3389746, 5084619, 6779492, 10169238, 13558984, 20338476, 27117968, 40676952, 81353904]

約数ペア:

[(1, 81353904), (2, 40676952), (3, 27117968), (4, 20338476), (6, 13558984), (8, 10169238), (12, 6779492), (16, 5084619), (24, 3389746), (48, 1694873), (389, 209136), (778, 104568), (1167, 69712), (1556, 52284), (2334, 34856), (3112, 26142), (4357, 18672), (4668, 17428), (6224, 13071), (8714, 9336)]