25505090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196193}}^1$

素因数の和:196213

約数の個数: 16

約数和(自身を含む): 49440888

約数和(自身を除く): 23935798

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 196193, 392386, 980965, 1961930, 2550509, 5101018, 12752545, 25505090]

約数ペア:

[(1, 25505090), (2, 12752545), (5, 5101018), (10, 2550509), (13, 1961930), (26, 980965), (65, 392386), (130, 196193)]