129804025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1151}}^1$

素因数の和:1521

約数の個数: 24

約数和(自身を含む): 173988864

約数和(自身を除く): 44184839

約数列:

[1, 5, 13, 25, 65, 325, 347, 1151, 1735, 4511, 5755, 8675, 14963, 22555, 28775, 74815, 112775, 374075, 399397, 1996985, 5192161, 9984925, 25960805, 129804025]

約数ペア:

[(1, 129804025), (5, 25960805), (13, 9984925), (25, 5192161), (65, 1996985), (325, 399397), (347, 374075), (1151, 112775), (1735, 74815), (4511, 28775), (5755, 22555), (8675, 14963)]