25856156975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{32299}}^1$

素因数の和:32432

約数の個数: 48

約数和(自身を含む): 36335174400

約数和(自身を除く): 10479017425

約数列:

[1, 5, 11, 25, 41, 55, 71, 205, 275, 355, 451, 781, 1025, 1775, 2255, 2911, 3905, 11275, 14555, 19525, 32021, 32299, 72775, 160105, 161495, 355289, 800525, 807475, 1324259, 1776445, 2293229, 6621295, 8882225, 11466145, 14566849, 25225519, 33106475, 57330725, 72834245, 94022389, 126127595, 364171225, 470111945, 630637975, 1034246279, 2350559725, 5171231395, 25856156975]

約数ペア:

[(1, 25856156975), (5, 5171231395), (11, 2350559725), (25, 1034246279), (41, 630637975), (55, 470111945), (71, 364171225), (205, 126127595), (275, 94022389), (355, 72834245), (451, 57330725), (781, 33106475), (1025, 25225519), (1775, 14566849), (2255, 11466145), (2911, 8882225), (3905, 6621295), (11275, 2293229), (14555, 1776445), (19525, 1324259), (32021, 807475), (32299, 800525), (72775, 355289), (160105, 161495)]