554979025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{827}}^1\times {\mathrm{1579}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 729997920

約数和(自身を除く): 175018895

約数列:

[1, 5, 17, 25, 85, 425, 827, 1579, 4135, 7895, 14059, 20675, 26843, 39475, 70295, 134215, 351475, 671075, 1305833, 6529165, 22199161, 32645825, 110995805, 554979025]

約数ペア:

[(1, 554979025), (5, 110995805), (17, 32645825), (25, 22199161), (85, 6529165), (425, 1305833), (827, 671075), (1579, 351475), (4135, 134215), (7895, 70295), (14059, 39475), (20675, 26843)]