210177025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{283}}^1\times {\mathrm{487}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 266373824

約数和(自身を除く): 56196799

約数列:

[1, 5, 25, 61, 283, 305, 487, 1415, 1525, 2435, 7075, 12175, 17263, 29707, 86315, 137821, 148535, 431575, 689105, 742675, 3445525, 8407081, 42035405, 210177025]

約数ペア:

[(1, 210177025), (5, 42035405), (25, 8407081), (61, 3445525), (283, 742675), (305, 689105), (487, 431575), (1415, 148535), (1525, 137821), (2435, 86315), (7075, 29707), (12175, 17263)]