505492025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{2083}}^1$

素因数の和:2681

約数の個数: 24

約数和(自身を含む): 665162784

約数和(自身を除く): 159670759

約数列:

[1, 5, 17, 25, 85, 425, 571, 2083, 2855, 9707, 10415, 14275, 35411, 48535, 52075, 177055, 242675, 885275, 1189393, 5946965, 20219681, 29734825, 101098405, 505492025]

約数ペア:

[(1, 505492025), (5, 101098405), (17, 29734825), (25, 20219681), (85, 5946965), (425, 1189393), (571, 885275), (2083, 242675), (2855, 177055), (9707, 52075), (10415, 48535), (14275, 35411)]