66673375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 89107200

約数和(自身を除く): 22433825

約数列:

[1, 5, 19, 25, 67, 95, 125, 335, 419, 475, 1273, 1675, 2095, 2375, 6365, 7961, 8375, 10475, 28073, 31825, 39805, 52375, 140365, 159125, 199025, 533387, 701825, 995125, 2666935, 3509125, 13334675, 66673375]

約数ペア:

[(1, 66673375), (5, 13334675), (19, 3509125), (25, 2666935), (67, 995125), (95, 701825), (125, 533387), (335, 199025), (419, 159125), (475, 140365), (1273, 52375), (1675, 39805), (2095, 31825), (2375, 28073), (6365, 10475), (7961, 8375)]