28680425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 38330880

約数和(自身を除く): 9650455

約数列:

[1, 5, 23, 25, 31, 115, 155, 575, 713, 775, 1609, 3565, 8045, 17825, 37007, 40225, 49879, 185035, 249395, 925175, 1147217, 1246975, 5736085, 28680425]

約数ペア:

[(1, 28680425), (5, 5736085), (23, 1246975), (25, 1147217), (31, 925175), (115, 249395), (155, 185035), (575, 49879), (713, 40225), (775, 37007), (1609, 17825), (3565, 8045)]