664489495

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1051}}^1\times {\mathrm{4079}}^1$

素因数の和:5166

約数の個数: 16

約数和(自身を含む): 824094720

約数和(自身を除く): 159605225

約数列:

[1, 5, 31, 155, 1051, 4079, 5255, 20395, 32581, 126449, 162905, 632245, 4287029, 21435145, 132897899, 664489495]

約数ペア:

[(1, 664489495), (5, 132897899), (31, 21435145), (155, 4287029), (1051, 632245), (4079, 162905), (5255, 126449), (20395, 32581)]