28537825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1601}}^1$

素因数の和:1665

約数の個数: 24

約数和(自身を含む): 38140416

約数和(自身を除く): 9602591

約数列:

[1, 5, 23, 25, 31, 115, 155, 575, 713, 775, 1601, 3565, 8005, 17825, 36823, 40025, 49631, 184115, 248155, 920575, 1141513, 1240775, 5707565, 28537825]

約数ペア:

[(1, 28537825), (5, 5707565), (23, 1240775), (25, 1141513), (31, 920575), (115, 248155), (155, 184115), (575, 49631), (713, 40025), (775, 36823), (1601, 17825), (3565, 8005)]