61547395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 98461440

約数和(自身を除く): 36914045

約数列:

[1, 5, 7, 13, 17, 35, 65, 73, 85, 91, 109, 119, 221, 365, 455, 511, 545, 595, 763, 949, 1105, 1241, 1417, 1547, 1853, 2555, 3815, 4745, 6205, 6643, 7085, 7735, 7957, 8687, 9265, 9919, 12971, 16133, 24089, 33215, 39785, 43435, 49595, 55699, 64855, 80665, 103441, 112931, 120445, 135269, 168623, 278495, 517205, 564655, 676345, 724087, 843115, 946883, 1758497, 3620435, 4734415, 8792485, 12309479, 61547395]

約数ペア:

[(1, 61547395), (5, 12309479), (7, 8792485), (13, 4734415), (17, 3620435), (35, 1758497), (65, 946883), (73, 843115), (85, 724087), (91, 676345), (109, 564655), (119, 517205), (221, 278495), (365, 168623), (455, 135269), (511, 120445), (545, 112931), (595, 103441), (763, 80665), (949, 64855), (1105, 55699), (1241, 49595), (1417, 43435), (1547, 39785), (1853, 33215), (2555, 24089), (3815, 16133), (4745, 12971), (6205, 9919), (6643, 9265), (7085, 8687), (7735, 7957)]