61480888

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^2\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 138940920

約数和(自身を除く): 77460032

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 71, 94, 98, 142, 188, 196, 284, 329, 376, 392, 497, 568, 658, 994, 1316, 1988, 2209, 2303, 2632, 3337, 3479, 3976, 4418, 4606, 6674, 6958, 8836, 9212, 13348, 13916, 15463, 17672, 18424, 23359, 26696, 27832, 30926, 46718, 61852, 93436, 108241, 123704, 156839, 163513, 186872, 216482, 313678, 327026, 432964, 627356, 654052, 865928, 1097873, 1254712, 1308104, 2195746, 4391492, 7685111, 8782984, 15370222, 30740444, 61480888]

約数ペア:

[(1, 61480888), (2, 30740444), (4, 15370222), (7, 8782984), (8, 7685111), (14, 4391492), (28, 2195746), (47, 1308104), (49, 1254712), (56, 1097873), (71, 865928), (94, 654052), (98, 627356), (142, 432964), (188, 327026), (196, 313678), (284, 216482), (329, 186872), (376, 163513), (392, 156839), (497, 123704), (568, 108241), (658, 93436), (994, 61852), (1316, 46718), (1988, 30926), (2209, 27832), (2303, 26696), (2632, 23359), (3337, 18424), (3479, 17672), (3976, 15463), (4418, 13916), (4606, 13348), (6674, 9212), (6958, 8836)]