25401290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{133691}}^1$

素因数の和:133717

約数の個数: 16

約数和(自身を含む): 48129120

約数和(自身を除く): 22727830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 133691, 267382, 668455, 1336910, 2540129, 5080258, 12700645, 25401290]

約数ペア:

[(1, 25401290), (2, 12700645), (5, 5080258), (10, 2540129), (19, 1336910), (38, 668455), (95, 267382), (190, 133691)]