86969090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{51461}}^1$

素因数の和:51494

約数の個数: 24

約数和(自身を含む): 169515828

約数和(自身を除く): 82546738

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 51461, 102922, 257305, 514610, 668993, 1337986, 3344965, 6689930, 8696909, 17393818, 43484545, 86969090]

約数ペア:

[(1, 86969090), (2, 43484545), (5, 17393818), (10, 8696909), (13, 6689930), (26, 3344965), (65, 1337986), (130, 668993), (169, 514610), (338, 257305), (845, 102922), (1690, 51461)]