90647755

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 122378688

約数和(自身を除く): 31730933

約数列:

[1, 5, 11, 53, 55, 121, 257, 265, 583, 605, 1285, 1331, 2827, 2915, 6413, 6655, 13621, 14135, 31097, 32065, 68105, 70543, 149831, 155485, 342067, 352715, 749155, 1648141, 1710335, 8240705, 18129551, 90647755]

約数ペア:

[(1, 90647755), (5, 18129551), (11, 8240705), (53, 1710335), (55, 1648141), (121, 749155), (257, 352715), (265, 342067), (583, 155485), (605, 149831), (1285, 70543), (1331, 68105), (2827, 32065), (2915, 31097), (6413, 14135), (6655, 13621)]