40621265

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 49510656

約数和(自身を除く): 8889391

約数列:

[1, 5, 151, 173, 311, 755, 865, 1555, 26123, 46961, 53803, 130615, 234805, 269015, 8124253, 40621265]

約数ペア:

[(1, 40621265), (5, 8124253), (151, 269015), (173, 234805), (311, 130615), (755, 53803), (865, 46961), (1555, 26123)]