89090480

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8501}}^1$

素因数の和:8645

約数の個数: 40

約数和(自身を含む): 208741104

約数和(自身を除く): 119650624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 8501, 10480, 17002, 34004, 42505, 68008, 85010, 136016, 170020, 340040, 680080, 1113631, 2227262, 4454524, 5568155, 8909048, 11136310, 17818096, 22272620, 44545240, 89090480]

約数ペア:

[(1, 89090480), (2, 44545240), (4, 22272620), (5, 17818096), (8, 11136310), (10, 8909048), (16, 5568155), (20, 4454524), (40, 2227262), (80, 1113631), (131, 680080), (262, 340040), (524, 170020), (655, 136016), (1048, 85010), (1310, 68008), (2096, 42505), (2620, 34004), (5240, 17002), (8501, 10480)]