155809025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11311}}^1$

素因数の和:11369

約数の個数: 24

約数和(自身を含む): 210403200

約数和(自身を除く): 54594175

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 11311, 13775, 56555, 214909, 282775, 328019, 1074545, 1640095, 5372725, 6232361, 8200475, 31161805, 155809025]

約数ペア:

[(1, 155809025), (5, 31161805), (19, 8200475), (25, 6232361), (29, 5372725), (95, 1640095), (145, 1074545), (475, 328019), (551, 282775), (725, 214909), (2755, 56555), (11311, 13775)]