67280425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{719}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 88387200

約数和(自身を除く): 21106775

約数列:

[1, 5, 19, 25, 95, 197, 475, 719, 985, 3595, 3743, 4925, 13661, 17975, 18715, 68305, 93575, 141643, 341525, 708215, 2691217, 3541075, 13456085, 67280425]

約数ペア:

[(1, 67280425), (5, 13456085), (19, 3541075), (25, 2691217), (95, 708215), (197, 341525), (475, 141643), (719, 93575), (985, 68305), (3595, 18715), (3743, 17975), (4925, 13661)]