20167508335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{61403}}^1$

素因数の和:61615

約数の個数: 32

約数和(自身を含む): 27068848128

約数和(自身を除く): 6901339793

約数列:

[1, 5, 13, 31, 65, 155, 163, 403, 815, 2015, 2119, 5053, 10595, 25265, 61403, 65689, 307015, 328445, 798239, 1903493, 3991195, 9517465, 10008689, 24745409, 50043445, 123727045, 130112957, 310269359, 650564785, 1551346795, 4033501667, 20167508335]

約数ペア:

[(1, 20167508335), (5, 4033501667), (13, 1551346795), (31, 650564785), (65, 310269359), (155, 130112957), (163, 123727045), (403, 50043445), (815, 24745409), (2015, 10008689), (2119, 9517465), (5053, 3991195), (10595, 1903493), (25265, 798239), (61403, 328445), (65689, 307015)]