55490155

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 79257600

約数和(自身を除く): 23767445

約数列:

[1, 5, 7, 31, 35, 155, 199, 217, 257, 995, 1085, 1285, 1393, 1799, 6169, 6965, 7967, 8995, 30845, 39835, 43183, 51143, 55769, 215915, 255715, 278845, 358001, 1585433, 1790005, 7927165, 11098031, 55490155]

約数ペア:

[(1, 55490155), (5, 11098031), (7, 7927165), (31, 1790005), (35, 1585433), (155, 358001), (199, 278845), (217, 255715), (257, 215915), (995, 55769), (1085, 51143), (1285, 43183), (1393, 39835), (1799, 30845), (6169, 8995), (6965, 7967)]