8499280

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 19936224

約数和(自身を除く): 11436944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 811, 1048, 1310, 1622, 2096, 2620, 3244, 4055, 5240, 6488, 8110, 10480, 12976, 16220, 32440, 64880, 106241, 212482, 424964, 531205, 849928, 1062410, 1699856, 2124820, 4249640, 8499280]

約数ペア:

[(1, 8499280), (2, 4249640), (4, 2124820), (5, 1699856), (8, 1062410), (10, 849928), (16, 531205), (20, 424964), (40, 212482), (80, 106241), (131, 64880), (262, 32440), (524, 16220), (655, 12976), (811, 10480), (1048, 8110), (1310, 6488), (1622, 5240), (2096, 4055), (2620, 3244)]