64716145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 87333120

約数和(自身を除く): 22616975

約数列:

[1, 5, 13, 37, 65, 71, 185, 355, 379, 481, 923, 1895, 2405, 2627, 4615, 4927, 13135, 14023, 24635, 26909, 34151, 70115, 134545, 170755, 182299, 349817, 911495, 995633, 1749085, 4978165, 12943229, 64716145]

約数ペア:

[(1, 64716145), (5, 12943229), (13, 4978165), (37, 1749085), (65, 995633), (71, 911495), (185, 349817), (355, 182299), (379, 170755), (481, 134545), (923, 70115), (1895, 34151), (2405, 26909), (2627, 24635), (4615, 14023), (4927, 13135)]