78721256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{1109}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 155844000

約数和(自身を除く): 77122744

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 467, 934, 1109, 1868, 2218, 3736, 4436, 8872, 8873, 17746, 21071, 35492, 42142, 70984, 84284, 168568, 517903, 1035806, 2071612, 4143224, 9840157, 19680314, 39360628, 78721256]

約数ペア:

[(1, 78721256), (2, 39360628), (4, 19680314), (8, 9840157), (19, 4143224), (38, 2071612), (76, 1035806), (152, 517903), (467, 168568), (934, 84284), (1109, 70984), (1868, 42142), (2218, 35492), (3736, 21071), (4436, 17746), (8872, 8873)]