91990175

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4093}}^1$

素因数の和:4163

約数の個数: 24

約数和(自身を含む): 121837440

約数和(自身を除く): 29847265

約数列:

[1, 5, 25, 29, 31, 145, 155, 725, 775, 899, 4093, 4495, 20465, 22475, 102325, 118697, 126883, 593485, 634415, 2967425, 3172075, 3679607, 18398035, 91990175]

約数ペア:

[(1, 91990175), (5, 18398035), (25, 3679607), (29, 3172075), (31, 2967425), (145, 634415), (155, 593485), (725, 126883), (775, 118697), (899, 102325), (4093, 22475), (4495, 20465)]