25971325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 34772328

約数和(自身を除く): 8801003

約数列:

[1, 5, 17, 25, 53, 85, 265, 425, 901, 1153, 1325, 4505, 5765, 19601, 22525, 28825, 61109, 98005, 305545, 490025, 1038853, 1527725, 5194265, 25971325]

約数ペア:

[(1, 25971325), (5, 5194265), (17, 1527725), (25, 1038853), (53, 490025), (85, 305545), (265, 98005), (425, 61109), (901, 28825), (1153, 22525), (1325, 19601), (4505, 5765)]