66704725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{443}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 87539040

約数和(自身を除く): 20834315

約数列:

[1, 5, 19, 25, 95, 317, 443, 475, 1585, 2215, 6023, 7925, 8417, 11075, 30115, 42085, 140431, 150575, 210425, 702155, 2668189, 3510775, 13340945, 66704725]

約数ペア:

[(1, 66704725), (5, 13340945), (19, 3510775), (25, 2668189), (95, 702155), (317, 210425), (443, 150575), (475, 140431), (1585, 42085), (2215, 30115), (6023, 11075), (7925, 8417)]