83347375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 108845568

約数和(自身を除く): 25498193

約数列:

[1, 5, 25, 31, 125, 137, 155, 157, 685, 775, 785, 3425, 3875, 3925, 4247, 4867, 17125, 19625, 21235, 21509, 24335, 106175, 107545, 121675, 530875, 537725, 608375, 666779, 2688625, 3333895, 16669475, 83347375]

約数ペア:

[(1, 83347375), (5, 16669475), (25, 3333895), (31, 2688625), (125, 666779), (137, 608375), (155, 537725), (157, 530875), (685, 121675), (775, 107545), (785, 106175), (3425, 24335), (3875, 21509), (3925, 21235), (4247, 19625), (4867, 17125)]