196161025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1993}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 253190144

約数和(自身を除く): 57029119

約数列:

[1, 5, 25, 31, 127, 155, 635, 775, 1993, 3175, 3937, 9965, 19685, 49825, 61783, 98425, 253111, 308915, 1265555, 1544575, 6327775, 7846441, 39232205, 196161025]

約数ペア:

[(1, 196161025), (5, 39232205), (25, 7846441), (31, 6327775), (127, 1544575), (155, 1265555), (635, 308915), (775, 253111), (1993, 98425), (3175, 61783), (3937, 49825), (9965, 19685)]