81785904

素因数分解:

$2^4\times 3^1\times {\mathrm{997}}^1\times {\mathrm{1709}}^1$

素因数の和:2717

約数の個数: 40

約数和(自身を含む): 211615920

約数和(自身を除く): 129830016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 997, 1709, 1994, 2991, 3418, 3988, 5127, 5982, 6836, 7976, 10254, 11964, 13672, 15952, 20508, 23928, 27344, 41016, 47856, 82032, 1703873, 3407746, 5111619, 6815492, 10223238, 13630984, 20446476, 27261968, 40892952, 81785904]

約数ペア:

[(1, 81785904), (2, 40892952), (3, 27261968), (4, 20446476), (6, 13630984), (8, 10223238), (12, 6815492), (16, 5111619), (24, 3407746), (48, 1703873), (997, 82032), (1709, 47856), (1994, 41016), (2991, 27344), (3418, 23928), (3988, 20508), (5127, 15952), (5982, 13672), (6836, 11964), (7976, 10254)]