64741525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{439}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 85440960

約数和(自身を除く): 20699435

約数列:

[1, 5, 17, 25, 85, 347, 425, 439, 1735, 2195, 5899, 7463, 8675, 10975, 29495, 37315, 147475, 152333, 186575, 761665, 2589661, 3808325, 12948305, 64741525]

約数ペア:

[(1, 64741525), (5, 12948305), (17, 3808325), (25, 2589661), (85, 761665), (347, 186575), (425, 152333), (439, 147475), (1735, 37315), (2195, 29495), (5899, 10975), (7463, 8675)]